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1【machine】a device with moving parts used to do work.^机器
2Our copy machine always seems to stop working when I have a lot of documents to copy.^每当我有大批文件要复印时，我们的复印机总是好像要停止工作似的。
3【magazine】a publication of news, stories, pictures or other information.^杂志
4He likes to read computer magazines.^他喜欢读电脑杂志。
5【mail】letters, papers and other things sent through an official system, such as a post office.^邮件
6E-mail is so much faster than sending mail through the post office.^电子邮件比通过邮局寄信快多了。
7【main】the most important or largest.^主要的
8Her main interest now is raising her children.^她当前的主要兴趣是养育孩子。
9【major】great in size, importance or amount.^大的，主要，重要的
10Corn and wheat are major crops in the United States.^玉米和小麦是美国的主要农作物。
11【majority】1、the greater number; 2、more than half.^大多数；过半数
12The President's party won a majority of seats in the House of Representatives.^总统的政党赢得了众议院的大部分席位。
13A bill passes only if a majority of the members approve.^只有过半数的议员同意，法案才能通过。/a majority of：大部分/
14【make】1、to produce; 2、to create; 3、to build; 4、to do something or to carry out an action; 5、to cause to be or to become.^生产；创造；建造；做，干；使成为
15Many products sold in America are made in China.^许多在美国销售的产品是中国生产的。
16She makes beautiful hats.^她制做很漂亮的帽子。
17The same company makes many of the houses here.^同一家公司在这里盖了很多房。
18They make each other happy.^他们使得彼此很幸福。
19The movie producer made her a star.^电影制片商使她成了明星。
20【male】1、a man or boy; 2、the sex that is the father of children; 3、of or about men.^男人或男孩；男性；男性的
21Police described him as a male in his early twenties.^警察把他描述成二十几岁的男人。
22Males are in the minority in the United States.^男性在美国是少数。
23That store sells only male clothes.^那家商店只销售男式服装。
24【man】an adult male human.^男人
25That man is my father.^那个男人是我父亲。
26【manufacture】to make goods in large amounts.^制造
27His company manufactures sewing machines.^他的公司制造缝纫机。
28【many】a large number or amount of.^许多
29I have eaten here many times.^我在这里吃过很多次。
30【map】a picture of the earth's surface or a part of it.^地图
31Do you have a map of the city?^你有那个城市的地图吗？
32【march】1、to walk in a group like soldiers; 2、to walk together in a large group to protest about something.^行军；游行，行进
33The Marines spent many hours learning to march.^海军陆战员们花很多小时学习行军。
34The protesters marched to the White House.^抗议者们向白宫游行。
35【mark】to make a sign or cut on something.^做标记，打分数
36The price is marked on the box.^价格已标记在箱子上。
37【market】1、a place or area where goods are sold, bought or traded; 2、an economic system in which the prices of things are decided by how many there are and how much money people are willing to pay for them.^市场；市场机制
38She sells her vegetables at the farmers' market.^她在农贸市场销售她的蔬菜。
39The President spoke about the successful growth of market economies around the world.^总统就世界范围内的市场经济体制的成功发展发表演说。/market economy：市场经济/
40【marry】1、to join a man and woman together as husband and wife; 2、to become husband and wife (usually in a religious or civil ceremony).^主持结婚仪式；娶，嫁
41The priest married the man and woman.^牧师为那对男女主持结婚仪式。
42Jim married Sue last Sunday.^吉姆上周与苏结婚了。
43【mass】an amount of matter having no special form and usually of a large size.^大量，质量
44The gravity force of a space object depends on its mass.^空间物体的重力取决于物体质量的大小。
45【mate】to bring together a male and a female to create another creature.^交配，配偶
46Their dogs mated last week so they should have puppies soon.^那几条狗上周交配了，所以很快就会有狗崽了。
47【material】1、the substance, substances or matter of which something is made or from which something can be made, such as wood, cloth or stone; 2、anything that can be made into something else.^材料，原料；物质
48Which materials are used to build houses in your country?^你们国家用哪种材料盖房子？
49Scientists are using genetic material to create plants and animals different from those in nature.^科学家们正在用基因材料来创造不同于天然的植物和动物。
50【mathematics】the science dealing with amounts, sizes and shapes, as explained by numbers and signs.^数学
51Their mathematics test had questions on algebra and geometry.^他们的数学考试有代数和几何方面的问题。
52【matter】1、anything that can be seen or felt; 2、what things are made of.^实质，内容；物质
53Scientists are trying to measure all the matter in the universe.^科学家们正在努力测量宇宙中的所有物质。
54Anything you can see or feel is made of matter.^任何能看得见摸得着的东西都是物质构成的。
55【may】a word used with an action word to mean permit or possible .^可以，可能
56May I go?^我可以走吗？
57They may leave tomorrow.^他们可能明天出发。
58【mayor】the chief official of a city or town government.^市长
59Her father was elected mayor of Springfield.^她父亲被选为斯普林菲尔德市的市长。
60【meal】food eaten to satisfy hunger, such as dinner.^一顿饭
61Take this medicine after every meal.^每顿饭后吃这个药。
62【mean】1、to want to; 2、to give the idea of; 3、to have the idea of.^想；意图，意思是；有...想法
63She meant to call you on the telephone, but she forgot.^她本来想打电话给你的，但后来她忘了。
64Tell me what you mean to do about the damage to my car.^对于损坏了我的汽车，请告诉我你想怎么办？
65I know what you mean.^我知道你的意思。
66【measure】1、to learn the amount, size or distance of something; 2、an action taken; 3、a legislative proposal.^测量；措施；法案
67I will measure the size of the windows.^我将测量窗口的大小。
68What measures did you take to prevent more damage?^你采取了什么措施（办法）来防止更多的损坏？
69The Senate approved the measure.^参议院通过了这项法案。
70【meat】the part of a dead animal used for food.^肉
71She no longer eats meat; only vegetables, grains and fruits.^她不再吃肉，只是吃蔬菜、谷物和水果。
72【media】all public information organizations, including newspapers, television and radio.^媒体
73The big story in the media is the vote counting problem.^媒体的重大新闻是选票的计数问题。
74【medicine】1、a substance or drug used to treat disease or pain; 2、the science or study of treating and curing disease or improving health.^药；医学
75She started feeling better after she began using the medicine.^她用药以后开始感觉好多了。
76His wife is studying medicine at the Harvard Medical School.^他的妻子正在哈佛医学院学医。
77【meet】to come together with someone or something at the same time and place.^见面，遇见
78We will meet here tomorrow with other members of the committee.^我们明天在这里与委员会的其他成员见面。
79【melt】to make a solid into a liquid by heating it.^（使）融化
80Ice melts into water at temperatures above zero degrees Celsius.^温度在零摄氏度以上时，冰会融化为水。
81【member】one of a group.^成员
82He is a member of a rock band.^他是摇滚乐队的一名成员。
83【memorial】something done or made to honor the memory of a person or event.^纪念馆，纪念堂，纪念物
84Have you visited the Lincoln Memorial in Washington?^你参观过在华盛顿的林肯纪念堂吗？
85【memory】1、a picture in the mind of past events; 2、the ability to remember; 3、a thing remembered.^在脑海中的影像；记忆力；记忆的事物
86I can still see in my memory the place we used to swim.^我在脑海中仍然看得到我们曾经游泳过的那个地方。
87He has a good memory.^他有良好的记忆力。
88Do you have any memory of your father before he went to war?^你是否记得你父亲参战之前的任何事情？
89【mental】about or having to do with the mind.^精神的，智力的
90She had some unusual mental powers.^她有些不寻常的精神力量。
91【mercy】1、kindness toward those who should be punished; 2、the power to be kind or to pardon.^宽恕；饶恕
92She showed mercy by forgiving him for leaving her.^她原谅他离她而去，表现出大度的宽容。
93He admitted guilt and asked the judge for mercy.^他承认了罪行并请求法官宽恕。
94【message】1、written or spoken news or information; 2、a note from one person to another person or group.^说或写的东西，通知；便条；信息
95The candidate delivered his message to the crowd.^候选人在集会上发表了自己的观点。
96He sent her an E-mail message with his computer.^他用电脑给她发了一份电子邮件。
97【metal】a hard substance such as iron, steel or gold.^金属
98Many products formerly made of metal now are made of plastic.^以前用金属制造的许多产品现在都用塑料制造了。
99【method】the way something is done.^方法
100She developed a new method for losing weight.^她发现了一种新的减轻体重的方法。
101【microscope】a device used to make very small things look larger so they can be studied.^显微镜
102Tell me what you see through the microscope.^告诉我你透过这个显微镜所看到的东西。
103【middle】1、the center; 2、a place or time of equal distance from both sides or ends; 3、in the center.^中间；在...中间
104He stopped in the middle of the field.^他停在田地的中间。/in the middle of：在...的中间/
105They rested in the middle of the day.^他们在正午时休息。
106I would guess her age to be in the middle twenties.^我猜想她的年龄在二十五岁左右。
107【militant】someone active in trying to cause political change, often by the use of force or violence.^好战的，使用武力的
108Police are prepared for violence by militant demonstrators.^警察准备好对付来自好斗的游行示威者的暴力。
109【military】1、the armed forces of a nation or group; 2、of or about the armed forces.^军队的；军事的
110She has been in the military for seven years.^她在部队服役七年了。
111Many military bases were closed in the United States.^美国的许多军事基地已经关闭。
112【milk】the white liquid produced by female animals to feed their young.^奶，乳汁
113Please bring me a glass of cold milk.^请给我一杯冰奶。
114【mind】the thinking, feeling part of a person.^头脑，智力
115He has a good mind, but sometimes he does not use it.^他有好的智力，但有时不会利用。
116【mine】1、to dig useful or valuable substances out of the earth; 2、a place in the earth where such substances are found; 3、a bomb placed under the ground or under water so it cannot be seen.^挖掘；矿；地雷
117Mining for gold can create serious environmental problems.^开采金矿可能造成严重的环境问题。/environmental problems：环境问题/
118Many old mines can be found in the mountains of the western United States.^在美国西部山区可以找到许多古老的矿井。
119An international treaty seeks a ban on the use of explosive military mines.^有一项国际条约寻求禁止使用爆炸性军用地雷。
120【mineral】a substance found in nature that is not an animal or a plant, such as coal or salt.^矿物质
121Name two important minerals found under the ground.^请说出两种可以在地下找得到的矿物质。
122【minister】1、a member of a cabinet; 2、a high government official.^部长，大臣；政府高官
123The Cabinet Ministers meet every Tuesday.^内阁部长们每周二开会。
124The Prime Minister and his new Foreign Minister will arrive in Washington tomorrow.^总理和他的新任外交部长将于明天抵达华盛顿。/Prime Minister：总理，首相/Foreign Minister：外交部长/
125【minor】1、small in size; 2、of little importance.^小量的；次要的
126Only a minor amount of money is missing.^只有少量的钱不见了。
127He wrote a report on a minor English poet.^他写了一份关于一位次要的英国诗人的报告。
128【minority】1、the smaller number; 2、opposite majority.^少数；少数派
129Blacks, Hispanics and Asians are minorities in America.^黒人，西班牙人和亚洲人在美国是少数民族。
130The Democrats are the minority party in the Congress.^民主党是国会里的少数派政党。
131【minute】1、a measure of time; 2、one of the sixty equal parts of an hour; 3、sixty seconds.^分钟；六十秒
132I saw him only minutes ago.^我仅仅在数分钟前见到他。
133We met for 30 minutes.^我们会面三十分钟。
134She gave him exactly one minute to explain.^她给他恰好一分钟作解释。
135【miss】to fail to hit, see, reach or meet.^错过，未达到，未成功
136He missed meeting her by only about two minutes.^他仅仅差大约两分钟就错过了与她见面。
137【missile】any weapon that can be thrown or fired through the air and explodes when it reaches its target.^导弹
138Some Senators support building a new rocket system to defend against long distance missiles.^有些国会议员支持建立一个新的火箭系统来防御远程导弹。/defend against：保护...不受.../
139【missing】1、lost; 2、not found.^不见，找不到
140My watch is missing.^我的手表不见了。
141His brother was reported missing in Vietnam.^报道说他的哥哥（弟弟）在越南失踪。
142【mistake】1、a wrong action or decision; 2、an action done without the knowledge that it was wrong.^错误行动或决定；差错
143He made a mistake by not waiting for the telephone call.^他没有等电话，犯了一个错误。
144Her mistake was not understanding his feelings for her.^她的错在于不理解他对她的感情。
145【mix】to put different things together to make one thing.^混合，搅拌
146She mixed peanut butter and fruit jelly in a sandwich.^她把花生酱和果子冻混合在一块三明治里。
147【mob】a large group of wild or angry people.^暴徒，愤怒之众
148The peaceful demonstration suddenly became an angry mob.^和平的游行示威突然变成了一场狂暴的聚众生事。
149【model】1、an example; 2、something, usually small, made to show how something will look or work.^典型；模型
150Her daughter was the model of a perfect child.^她的女儿是完美孩子的典型。
151This model shows how his new home will look when completed.^这个模型显示出他的新家竣工后的面貌。
152【moderate】not extreme.^适度的，不极端的
153The moderate proposal was approved by both sides.^这个稳健的提案得到双方的认可。
154【modern】1、of the present or very recent time; 2、the most improved.^现代的；新式的
155We enjoyed the Museum of Modern Art.^我们喜爱现代艺术博物馆。
156The old ships are being replaced by modern ones.^古老的船正在被现代的新式船所代替。
157【money】pieces of metal or paper used to pay for things.^钱
158Do you need some money?^你需要一些钱吗？
159【month】one of the twelve periods of time into which a year is divided.^月份
160This is the first month of the new year.^这是新年的第一个月。
161【moon】the bright object often seen in the night sky that orbits the earth about every twenty-nine days.^月亮
162The full moon is bright enough to read a book by.^满月的月光明亮得可以读书。
163【moral】concerning what is right or wrong in someone's actions.^道德的
164He made a moral decision not to fight in the war.^他做了一个道德的决定，不参加那场战争。
165【more】greater in size or amount.^更多的
166She has more talent than anyone I know.^她比我所认识的任何人都有天赋。
167【morning】the early part of the day, from sunrise until noon.^早晨，上午
168He writes in the morning and works in the office later in the day.^他在清晨写作，之后的时间就在办公室工作。
169【most】greatest in size or amount.^最多的
170Which country has the most people?^哪个国家有最多的人？
171【mother】1、the female parent; 2、a woman who has a child or children.^母亲；妈妈
172My wife is a good mother.^我妻子是个好母亲。
173That woman with the loud voice is the mother of seven children.^那个声音很大的女人是七个孩子的母亲。
174【motion】1、a movement; 2、a continuing change of position or place.^运动，动作
175The motion of the car sometimes makes her sick.^汽车的运动有时使她恶心。
176The motion of the waves did not stop.^波浪涌动不停。
177【mountain】a part of the earth's surface that rises high above the area around it.^山
178They plan to climb Rainier, the great mountain southeast of Seattle.^他们计划爬西雅图东南最大的那座Rainier山。
179【mourn】to express or feel sadness.^哀悼，服丧
180They mourned the death of their daughter.^他们哀悼女儿之死。
181【move】1、to change position; 2、to put or keep in motion; 3、to go.^移动；迁移
182Move the chair over here.^请把椅子移到这儿来。
183The dog's tail moved from side to side.^那条狗的尾巴左右摆动。
184She moved to California last year.^她去年迁往加利福尼亚去了。
185【movement】1、the act of moving or a way of moving; 2、a series of acts or efforts to reach a goal.^动作，运动
186The movement of the boat made her sick.^船的晃动使她恶心（难受）。
187The gun control movement wants to keep guns away from criminals.^枪支管制运动旨在不让犯罪分子得到枪。
188【movie】1、a motion picture; 2、a film.^动画；电影
189Which movie would you like to watch?^你喜欢看那部电影？
190Making the movie cost 75 million dollars.^制作那部电影花费了七千五百万美元。
191【much】great in amount.^许多，很多
192They read much of the time.^他们很多时候在读书。
193【murder】1、to kill another person illegally; 2、the crime of killing another person.^谋杀；谋杀罪
194The angry man murdered three people in his office.^那个愤怒的男人谋杀了他办公室的三个人。
195The jury found him guilty of murder.^陪审团判决他犯有谋杀罪。
196【music】the making of sounds by singing or using a musical instrument.^音乐
197She has loved music since she was a small child.^她从孩提时起就喜爱音乐。
198【must】a word used with an action word to mean necessary.^必须
199You must go to school.^你必须上学。
200【mystery】1、something that is not or cannot be explained or understood; 2、a secret.^神秘的东西；谜
201No one can explain the mystery of the crying woman in the window of the old house.^没人可以解开在那所老房子的窗户里号哭的女人的谜。
202What happened that night is still a mystery.^那晚发生了什么事情至今仍然是个谜。
1【machine】a device with moving parts used to do work.^机器 2Our copy machine always seems to stop working when I have a lot of documents to copy.^每当我有大批文件要复印时，我们的复印机总是好像要停止工作似的。 3【magazine】a publication of news, stories, pictures or other information.^杂志 4He likes to read computer magazines.^他喜欢读电脑杂志。 5【mail】letters, papers and other things sent through an official system, such as a post office.^邮件 6E-mail is so much faster than sending mail through the post office.^电子邮件比通过邮局寄信快多了。 7【main】the most important or largest.^主要的 8Her main interest now is raising her children.^她当前的主要兴趣是养育孩子。 9【major】great in size, importance or amount.^大的，主要，重要的 10Corn and wheat are major crops in the United States.^玉米和小麦是美国的主要农作物。 11【majority】1、the greater number; 2、more than half.^大多数；过半数 12The President's party won a majority of seats in the House of Representatives.^总统的政党赢得了众议院的大部分席位。 13A bill passes only if a majority of the members approve.^只有过半数的议员同意，法案才能通过。/a majority of：大部分/ 14【make】1、to produce; 2、to create; 3、to build; 4、to do something or to carry out an action; 5、to cause to be or to become.^生产；创造；建造；做，干；使成为 15Many products sold in America are made in China.^许多在美国销售的产品是中国生产的。 16She makes beautiful hats.^她制做很漂亮的帽子。 17The same company makes many of the houses here.^同一家公司在这里盖了很多房。 18They make each other happy.^他们使得彼此很幸福。 19The movie producer made her a star.^电影制片商使她成了明星。 20【male】1、a man or boy; 2、the sex that is the father of children; 3、of or about men.^男人或男孩；男性；男性的 21Police described him as a male in his early twenties.^警察把他描述成二十几岁的男人。 22Males are in the minority in the United States.^男性在美国是少数。 23That store sells only male clothes.^那家商店只销售男式服装。 24【man】an adult male human.^男人 25That man is my father.^那个男人是我父亲。 26【manufacture】to make goods in large amounts.^制造 27His company manufactures sewing machines.^他的公司制造缝纫机。 28【many】a large number or amount of.^许多 29I have eaten here many times.^我在这里吃过很多次。 30【map】a picture of the earth's surface or a part of it.^地图 31Do you have a map of the city?^你有那个城市的地图吗？ 32【march】1、to walk in a group like soldiers; 2、to walk together in a large group to protest about something.^行军；游行，行进 33The Marines spent many hours learning to march.^海军陆战员们花很多小时学习行军。 34The protesters marched to the White House.^抗议者们向白宫游行。 35【mark】to make a sign or cut on something.^做标记，打分数 36The price is marked on the box.^价格已标记在箱子上。 37【market】1、a place or area where goods are sold, bought or traded; 2、an economic system in which the prices of things are decided by how many there are and how much money people are willing to pay for them.^市场；市场机制 38She sells her vegetables at the farmers' market.^她在农贸市场销售她的蔬菜。 39The President spoke about the successful growth of market economies around the world.^总统就世界范围内的市场经济体制的成功发展发表演说。/market economy：市场经济/ 40【marry】1、to join a man and woman together as husband and wife; 2、to become husband and wife (usually in a religious or civil ceremony).^主持结婚仪式；娶，嫁 41The priest married the man and woman.^牧师为那对男女主持结婚仪式。 42Jim married Sue last Sunday.^吉姆上周与苏结婚了。 43【mass】an amount of matter having no special form and usually of a large size.^大量，质量 44The gravity force of a space object depends on its mass.^空间物体的重力取决于物体质量的大小。 45【mate】to bring together a male and a female to create another creature.^交配，配偶 46Their dogs mated last week so they should have puppies soon.^那几条狗上周交配了，所以很快就会有狗崽了。 47【material】1、the substance, substances or matter of which something is made or from which something can be made, such as wood, cloth or stone; 2、anything that can be made into something else.^材料，原料；物质 48Which materials are used to build houses in your country?^你们国家用哪种材料盖房子？ 49Scientists are using genetic material to create plants and animals different from those in nature.^科学家们正在用基因材料来创造不同于天然的植物和动物。 50【mathematics】the science dealing with amounts, sizes and shapes, as explained by numbers and signs.^数学 51Their mathematics test had questions on algebra and geometry.^他们的数学考试有代数和几何方面的问题。 52【matter】1、anything that can be seen or felt; 2、what things are made of.^实质，内容；物质 53Scientists are trying to measure all the matter in the universe.^科学家们正在努力测量宇宙中的所有物质。 54Anything you can see or feel is made of matter.^任何能看得见摸得着的东西都是物质构成的。 55【may】a word used with an action word to mean permit or possible .^可以，可能 56May I go?^我可以走吗？ 57They may leave tomorrow.^他们可能明天出发。 58【mayor】the chief official of a city or town government.^市长 59Her father was elected mayor of Springfield.^她父亲被选为斯普林菲尔德市的市长。 60【meal】food eaten to satisfy hunger, such as dinner.^一顿饭 61Take this medicine after every meal.^每顿饭后吃这个药。 62【mean】1、to want to; 2、to give the idea of; 3、to have the idea of.^想；意图，意思是；有...想法 63She meant to call you on the telephone, but she forgot.^她本来想打电话给你的，但后来她忘了。 64Tell me what you mean to do about the damage to my car.^对于损坏了我的汽车，请告诉我你想怎么办？ 65I know what you mean.^我知道你的意思。 66【measure】1、to learn the amount, size or distance of something; 2、an action taken; 3、a legislative proposal.^测量；措施；法案 67I will measure the size of the windows.^我将测量窗口的大小。 68What measures did you take to prevent more damage?^你采取了什么措施（办法）来防止更多的损坏？ 69The Senate approved the measure.^参议院通过了这项法案。 70【meat】the part of a dead animal used for food.^肉 71She no longer eats meat; only vegetables, grains and fruits.^她不再吃肉，只是吃蔬菜、谷物和水果。 72【media】all public information organizations, including newspapers, television and radio.^媒体 73The big story in the media is the vote counting problem.^媒体的重大新闻是选票的计数问题。 74【medicine】1、a substance or drug used to treat disease or pain; 2、the science or study of treating and curing disease or improving health.^药；医学 75She started feeling better after she began using the medicine.^她用药以后开始感觉好多了。 76His wife is studying medicine at the Harvard Medical School.^他的妻子正在哈佛医学院学医。 77【meet】to come together with someone or something at the same time and place.^见面，遇见 78We will meet here tomorrow with other members of the committee.^我们明天在这里与委员会的其他成员见面。 79【melt】to make a solid into a liquid by heating it.^（使）融化 80Ice melts into water at temperatures above zero degrees Celsius.^温度在零摄氏度以上时，冰会融化为水。 81【member】one of a group.^成员 82He is a member of a rock band.^他是摇滚乐队的一名成员。 83【memorial】something done or made to honor the memory of a person or event.^纪念馆，纪念堂，纪念物 84Have you visited the Lincoln Memorial in Washington?^你参观过在华盛顿的林肯纪念堂吗？ 85【memory】1、a picture in the mind of past events; 2、the ability to remember; 3、a thing remembered.^在脑海中的影像；记忆力；记忆的事物 86I can still see in my memory the place we used to swim.^我在脑海中仍然看得到我们曾经游泳过的那个地方。 87He has a good memory.^他有良好的记忆力。 88Do you have any memory of your father before he went to war?^你是否记得你父亲参战之前的任何事情？ 89【mental】about or having to do with the mind.^精神的，智力的 90She had some unusual mental powers.^她有些不寻常的精神力量。 91【mercy】1、kindness toward those who should be punished; 2、the power to be kind or to pardon.^宽恕；饶恕 92She showed mercy by forgiving him for leaving her.^她原谅他离她而去，表现出大度的宽容。 93He admitted guilt and asked the judge for mercy.^他承认了罪行并请求法官宽恕。 94【message】1、written or spoken news or information; 2、a note from one person to another person or group.^说或写的东西，通知；便条；信息 95The candidate delivered his message to the crowd.^候选人在集会上发表了自己的观点。 96He sent her an E-mail message with his computer.^他用电脑给她发了一份电子邮件。 97【metal】a hard substance such as iron, steel or gold.^金属 98Many products formerly made of metal now are made of plastic.^以前用金属制造的许多产品现在都用塑料制造了。 99【method】the way something is done.^方法 100She developed a new method for losing weight.^她发现了一种新的减轻体重的方法。 101【microscope】a device used to make very small things look larger so they can be studied.^显微镜 102Tell me what you see through the microscope.^告诉我你透过这个显微镜所看到的东西。 103【middle】1、the center; 2、a place or time of equal distance from both sides or ends; 3、in the center.^中间；在...中间 104He stopped in the middle of the field.^他停在田地的中间。/in the middle of：在...的中间/ 105They rested in the middle of the day.^他们在正午时休息。 106I would guess her age to be in the middle twenties.^我猜想她的年龄在二十五岁左右。 107【militant】someone active in trying to cause political change, often by the use of force or violence.^好战的，使用武力的 108Police are prepared for violence by militant demonstrators.^警察准备好对付来自好斗的游行示威者的暴力。 109【military】1、the armed forces of a nation or group; 2、of or about the armed forces.^军队的；军事的 110She has been in the military for seven years.^她在部队服役七年了。 111Many military bases were closed in the United States.^美国的许多军事基地已经关闭。 112【milk】the white liquid produced by female animals to feed their young.^奶，乳汁 113Please bring me a glass of cold milk.^请给我一杯冰奶。 114【mind】the thinking, feeling part of a person.^头脑，智力 115He has a good mind, but sometimes he does not use it.^他有好的智力，但有时不会利用。 116【mine】1、to dig useful or valuable substances out of the earth; 2、a place in the earth where such substances are found; 3、a bomb placed under the ground or under water so it cannot be seen.^挖掘；矿；地雷 117Mining for gold can create serious environmental problems.^开采金矿可能造成严重的环境问题。/environmental problems：环境问题/ 118Many old mines can be found in the mountains of the western United States.^在美国西部山区可以找到许多古老的矿井。 119An international treaty seeks a ban on the use of explosive military mines.^有一项国际条约寻求禁止使用爆炸性军用地雷。 120【mineral】a substance found in nature that is not an animal or a plant, such as coal or salt.^矿物质 121Name two important minerals found under the ground.^请说出两种可以在地下找得到的矿物质。 122【minister】1、a member of a cabinet; 2、a high government official.^部长，大臣；政府高官 123The Cabinet Ministers meet every Tuesday.^内阁部长们每周二开会。 124The Prime Minister and his new Foreign Minister will arrive in Washington tomorrow.^总理和他的新任外交部长将于明天抵达华盛顿。/Prime Minister：总理，首相/Foreign Minister：外交部长/ 125【minor】1、small in size; 2、of little importance.^小量的；次要的 126Only a minor amount of money is missing.^只有少量的钱不见了。 127He wrote a report on a minor English poet.^他写了一份关于一位次要的英国诗人的报告。 128【minority】1、the smaller number; 2、opposite majority.^少数；少数派 129Blacks, Hispanics and Asians are minorities in America.^黒人，西班牙人和亚洲人在美国是少数民族。 130The Democrats are the minority party in the Congress.^民主党是国会里的少数派政党。 131【minute】1、a measure of time; 2、one of the sixty equal parts of an hour; 3、sixty seconds.^分钟；六十秒 132I saw him only minutes ago.^我仅仅在数分钟前见到他。 133We met for 30 minutes.^我们会面三十分钟。 134She gave him exactly one minute to explain.^她给他恰好一分钟作解释。 135【miss】to fail to hit, see, reach or meet.^错过，未达到，未成功 136He missed meeting her by only about two minutes.^他仅仅差大约两分钟就错过了与她见面。 137【missile】any weapon that can be thrown or fired through the air and explodes when it reaches its target.^导弹 138Some Senators support building a new rocket system to defend against long distance missiles.^有些国会议员支持建立一个新的火箭系统来防御远程导弹。/defend against：保护...不受.../ 139【missing】1、lost; 2、not found.^不见，找不到 140My watch is missing.^我的手表不见了。 141His brother was reported missing in Vietnam.^报道说他的哥哥（弟弟）在越南失踪。 142【mistake】1、a wrong action or decision; 2、an action done without the knowledge that it was wrong.^错误行动或决定；差错 143He made a mistake by not waiting for the telephone call.^他没有等电话，犯了一个错误。 144Her mistake was not understanding his feelings for her.^她的错在于不理解他对她的感情。 145【mix】to put different things together to make one thing.^混合，搅拌 146She mixed peanut butter and fruit jelly in a sandwich.^她把花生酱和果子冻混合在一块三明治里。 147【mob】a large group of wild or angry people.^暴徒，愤怒之众 148The peaceful demonstration suddenly became an angry mob.^和平的游行示威突然变成了一场狂暴的聚众生事。 149【model】1、an example; 2、something, usually small, made to show how something will look or work.^典型；模型 150Her daughter was the model of a perfect child.^她的女儿是完美孩子的典型。 151This model shows how his new home will look when completed.^这个模型显示出他的新家竣工后的面貌。 152【moderate】not extreme.^适度的，不极端的 153The moderate proposal was approved by both sides.^这个稳健的提案得到双方的认可。 154【modern】1、of the present or very recent time; 2、the most improved.^现代的；新式的 155We enjoyed the Museum of Modern Art.^我们喜爱现代艺术博物馆。 156The old ships are being replaced by modern ones.^古老的船正在被现代的新式船所代替。 157【money】pieces of metal or paper used to pay for things.^钱 158Do you need some money?^你需要一些钱吗？ 159【month】one of the twelve periods of time into which a year is divided.^月份 160This is the first month of the new year.^这是新年的第一个月。 161【moon】the bright object often seen in the night sky that orbits the earth about every twenty-nine days.^月亮 162The full moon is bright enough to read a book by.^满月的月光明亮得可以读书。 163【moral】concerning what is right or wrong in someone's actions.^道德的 164He made a moral decision not to fight in the war.^他做了一个道德的决定，不参加那场战争。 165【more】greater in size or amount.^更多的 166She has more talent than anyone I know.^她比我所认识的任何人都有天赋。 167【morning】the early part of the day, from sunrise until noon.^早晨，上午 168He writes in the morning and works in the office later in the day.^他在清晨写作，之后的时间就在办公室工作。 169【most】greatest in size or amount.^最多的 170Which country has the most people?^哪个国家有最多的人？ 171【mother】1、the female parent; 2、a woman who has a child or children.^母亲；妈妈 172My wife is a good mother.^我妻子是个好母亲。 173That woman with the loud voice is the mother of seven children.^那个声音很大的女人是七个孩子的母亲。 174【motion】1、a movement; 2、a continuing change of position or place.^运动，动作 175The motion of the car sometimes makes her sick.^汽车的运动有时使她恶心。 176The motion of the waves did not stop.^波浪涌动不停。 177【mountain】a part of the earth's surface that rises high above the area around it.^山 178They plan to climb Rainier, the great mountain southeast of Seattle.^他们计划爬西雅图东南最大的那座Rainier山。 179【mourn】to express or feel sadness.^哀悼，服丧 180They mourned the death of their daughter.^他们哀悼女儿之死。 181【move】1、to change position; 2、to put or keep in motion; 3、to go.^移动；迁移 182Move the chair over here.^请把椅子移到这儿来。 183The dog's tail moved from side to side.^那条狗的尾巴左右摆动。 184She moved to California last year.^她去年迁往加利福尼亚去了。 185【movement】1、the act of moving or a way of moving; 2、a series of acts or efforts to reach a goal.^动作，运动 186The movement of the boat made her sick.^船的晃动使她恶心（难受）。 187The gun control movement wants to keep guns away from criminals.^枪支管制运动旨在不让犯罪分子得到枪。 188【movie】1、a motion picture; 2、a film.^动画；电影 189Which movie would you like to watch?^你喜欢看那部电影？ 190Making the movie cost 75 million dollars.^制作那部电影花费了七千五百万美元。 191【much】great in amount.^许多，很多 192They read much of the time.^他们很多时候在读书。 193【murder】1、to kill another person illegally; 2、the crime of killing another person.^谋杀；谋杀罪 194The angry man murdered three people in his office.^那个愤怒的男人谋杀了他办公室的三个人。 195The jury found him guilty of murder.^陪审团判决他犯有谋杀罪。 196【music】the making of sounds by singing or using a musical instrument.^音乐 197She has loved music since she was a small child.^她从孩提时起就喜爱音乐。 198【must】a word used with an action word to mean necessary.^必须 199You must go to school.^你必须上学。 200【mystery】1、something that is not or cannot be explained or understood; 2、a secret.^神秘的东西；谜 201No one can explain the mystery of the crying woman in the window of the old house.^没人可以解开在那所老房子的窗户里号哭的女人的谜。 202What happened that night is still a mystery.^那晚发生了什么事情至今仍然是个谜。 203--- end