1、Unit 51 seed n. 种子，籽seeds of doubt 怀疑的种子；怀疑的根源 the number two seed 2号种子选手 For the poor, carts,seed, and farm equipment would be purchased.对于穷人来说，大车、种子和农用设备都要购买。You canseedit directly, rather than transplantingseedlings.你可以直接撒种，而不是移植幼苗。2 distant adj.远离的；遥远的;（置于所修饰名词之后）距离远的;来自（或去往）远方的;远的；远房的;冷淡的；疏远的;模
2、糊的；不清楚的;His stepson is still very distant towards him.他的继子对他仍然很疏远。Her manner was cold and distant.她的态度冷漠而疏远。It snows all the year round in that distant little village.在那个遥远的小村落里整年下雪。This palmer came from a very distant place.这个朝圣者来自非常远的地方。She is a distant cousin of mine.她是我的远房表妹。They sat down to mea
3、t with a distant cousin of the house.他们便坐下来，同一个远房表亲一起用饭。Her husband have become strange and distant.她丈夫变得陌生又疏远。Distance 距离Walk on a short distance and there you are.再往前走不了多远,你就到了。It takes strength and attention to drive a truck long distances.跑长途的汽车司机需要付出劳力,思想也要高度集中。This is the point, from which all
4、 distances are measured.从这一点开始来测量各方面的距离。3 answer the call响应号召4 disgrace n. n.耻辱；丢脸；不光彩；丢脸的事；不名誉的事；让人蒙羞的人；失宠；失势；vt.使蒙羞；给带来耻辱；使受冷遇；使失宠；使失势； Its a soddingdisgrace!真他妈的丢脸！ Its an absolutedisgrace.这是奇耻大辱。 Coleman lives in fear of the ultimatedisgrace.科尔曼整日惶恐不安，生怕名誉扫地。 The national airline is adisgrace.国家
5、航空公司真可耻。 She has broughtdisgraceupon her family.她使家里人蒙羞。Grace n. 优美，优雅；文雅，高雅；风度，体面； v. 为增色，装饰；使增光，使荣耀Shedanceswithballeticgrace.她的舞姿有芭蕾般的优雅。graceful adj.优美的，优雅的;雅致的，美好的;得体的;飘逸Her father was a quiet man withgracefulmanners.她父亲沉默寡言,彬彬有礼。The branches formed agracefulcurve.那些树枝形成一条优美的曲线。Her movements we
6、regracefuland elegant.她举手投足优雅而高贵。5 be a disgrace 是耻辱，是丢脸的事6. geologist n.地质学家Geology n.地质学;地质特征；地质情况;Im doinggeologyas my option.我在选修地质学。7 . sample n.样本vt.采样；取样；品尝，体验The salesman brought some samples of his firms products.推销员带来了一些他公司的产品货样。They are giving away free samples.他们在赠送免费样品。The goods sampled
7、 out quite satisfactorily.货物试样结果十分令人满意。We sampled the stuff and found it very satisfactory.我们抽验了这批材料,认为非常满意。8. evolve v.进化evolve from (v.+prep.)从逐渐形成发展成 Man has evolved from the ape.人是从类人猿进化而来的。evolve sth from sthWe can evolve the truth from a mass of confused evidence.我们可以从庞杂的证据中推断事实真相。evolve into
8、sthBuds evolved into flowers.蓓蕾开放成花。The simple plan evolved into a complicated scheme.这个简单的计划逐渐发展成了一项复杂的规划。9. suspect v.猜想，怀疑，觉得n.嫌疑犯adj.可疑的；不可信的Hes a prime suspect in the murder case.他是这次谋杀案的主要怀疑对象His motives are highly suspect.他的动机是高度令人生疑的。suspect sb of sth/v-ingSome people suspected him of theft.
9、有些人怀疑他偷窃。I suspect the child of lying.我怀疑孩子说谎。They suspected me of having a hand in the affair.他们怀疑我插手这件事。He is suspected of a crime.他有犯罪的嫌疑。suspect that We suspect strongly that she is guilty.我们非常怀疑她是有罪的。S+ n./pron. +(to be/as) n./adj.I suspected him to be a liar.我料想他是一个说谎者。I suspected him to be dy
10、ing.我觉得他要死了。He was suspected to be a kidnapper.他被怀疑为绑架人。There the incidence of the cancer of the esophagus was suspected to be pretty high.估计那里的食道癌发病率相当高。He was suspected as an accomplice.人们怀疑他是同谋。S+ n./pron. +to- vMany of them suspected me to have told a lie.10. ancestor n.（动物的）原种，祖先She has worship
11、ed her ancestor.她已拜过她的祖先。This machine is the ancestor of the modern computer.这台机器是现代电脑的始祖。 11. evolution n.进化（论）In the course of evolution, some birds have lost the power of flight.在进化的过程中,一些鸟丧失了飞行能力。 Charles Darwin and Alfred Russell Wallace discovered evolution independently.查尔斯达尔文和阿尔弗雷德 罗素华莱士各自独立
12、地发现了进化论。12. generate v.产生，创造75% of Frances electricity is generated by nuclear reactors.法国75%的电能产生于核反应堆。We cant generate enough power for the entire city.我们不能为整个城市产生足够的能量。We need someone to generate new ideas.我们需要有人出新主意。This hatred was generated by racial prejudice.这种仇恨是由种族偏见引起的。Water power can be u
13、sed to generate electricity.水力可以用来发电。 13.characteristic n.特征，特性adj典型的,独特的，特有的，特殊的，特别的Ambition is a characteristic of all successful businessmen.雄心勃勃是所有成功生意人的共同特点。Kindness is one of his characteristics.和善是他的特性之一。It is the characteristic attitude of people towards life in those post-war years.这是战后人们典型
14、的处世态度。Sympathy is the feeling characteristic of mankind.同情心是人类特有的感情。 14 decline v.下降；减少；变弱；拒绝；倾斜 n.衰微；跌落；晚年I wish prices would decline.但愿物价下降。The price of 14 inches TV set declined from 400 to 320 yuan each.14英寸的电视机每台从400元降到320元。There is a sharp decline in unemployment.失业率急剧下跌。We asked her to come t
15、o our party, but she declined.我们请她来参加我们的晚会,但是她谢绝了。The sun is declining.太阳在落山。S+ n./pron.I declined his invitation.我谢绝了他的邀请。S+to- vThe boy declined to answer a question.那男孩拒绝回答问题。S+ v -ingHe declined going to the party with her.他不肯跟她一起去参加晚会。15. blame v.责怪，指责；把归咎于S+ n./pron.Dont always blame him, he i
16、s only a little child.别老责怪他,他只不过是个孩子。I didnt blame you,I blame myself.我没有责怪你,我责怪我自己。Dont blame other people.不要怨天尤人。The book is much blamed.这本书受到很多指责。S+be to+I am to blame for his lateness.我对他的迟到负有责任。John is to blame for the accident.约翰应对这事故负责。Nobody is to blame for it.此事怪不得任何人。Who is to blame for se
17、tting the house on fire?纵火烧房一事应由谁来负责任?If you dont do the work well, you will incur blame.如果你不把工作做好,你将会受到指责。16. be native to源于的，原产于The giant pandais native tochina大熊猫是中国特有的动物。This kind of plantis native toAsia这种植物原产于亚洲。17. primitive adj.原始的，低等的primitivetribes lived by fishing , hunting and gathering
18、.原始部落靠渔猎采集为生。Primitiveman hunted wild animals with crude stone implements .原始社会的人用粗糙的石器猎取野兽。 18. giant adj.巨大的，特大的The hero smote the giant with his sword.英雄用剑猛劈巨人。Shakespeare is a giant among writers.莎士比亚是作家中的大文豪。 That is one small step for a man, but one giant leap for mankind.对于个人来说那是小小的一步,但对于整个人类
19、来说却是一次巨大的飞越。 19. myth n.（古代的）神话Thats amyth.那是虚构的。Thismythhas now been demolished.这个神话现在已经被打破了。 20. legend n.传说，传奇（故事）传奇人物HollywoodlegendAudrey Hepburn好莱坞传奇人物奥黛丽赫本 The play was based on Irishlegend.这部戏取材于爱尔兰传说。21. detect v.发现，察觉（尤指不易觉察到的事物）She has detected the secret.她发现了那个秘密。S+ n./pron. + v- ingI de
20、tected someone cheating.我发觉有人在欺骗。He detected Tom stealing cookies in the pan 22. wasp n.黄蜂Her face was covered in wasp stings.她脸上满是黄蜂蜇过的伤痕。Through the glass we can see the wasp.透过玻璃我们可以看到胡蜂。23. pesticide n.杀虫剂，农药Pesticidelevels in food are simply too difficult to calibrate.食物中的杀虫剂水平根本难以准确测定。 24. roo
21、t n.根v 生根Ann caught her foot on a tree root and stumbled.安的一只脚被树根绊了一下跌倒了。The dog is snuffling around the root of a tree.那条狗在树根处嗅来嗅去。Unhappiness is the root cause of his illness.不开心是他生病的根源。Money is thought to be the root cause of all evils.金钱被认为是万恶之源。I finally got to the root of the problem.我们最终抓住了问题
22、的实质Roses will not root in such acid soil.玫瑰在这种酸性土壤中不会生根。After a few months I felt I had really taken root here.几个月之后，我感到确实在这里扎根了。25. link v.把联系起来；连接 n 环，节 ，环节联系，纽带，连接 ，关系The two companies have linked.这两家公司已联合。The road links all the new towns.这条路把所有的新市镇连接在一起。The police suspect that the two crimes may be linked.警方怀疑这两起案件可能有关联。Our hearts are closely linked.我们的心紧紧相连。Each link that makes up a chain is equally important.链子上面的每一环都同等重要。Keep close links with the masses.与群众保持密切联系。There are a lot of wireless links in a radio.收音机里有许多无线电线路。9
