M7U2词汇讲解

1. surgeon n.外科医生 physician n.内科医生surgery n.手术室，外科手术2. revolution n. reform v.n.改革，改良Eg. The revolution of the earth around the sun.Eg. Reform the educational system = make reforms in 3. beneficial adj.be beneficial to_(2)benefit n. 利益, 好处be of benefit to sb. _ for the benefit of _ (3)benefit vt. &vi. (使)受益 benefit from/by _ 4. possess vt. 拥有, 具有possession n. 财产, 拥有物 take possession of _ in possession of _ in the possession of sb. _ 占有;拥有/占有/为sb所有be possessed ofin possession of - in the 5.vital adj.生命的，维持生命必需的 The heart is a vital organ.必不可少的，极其重要的 be vital to/for + n.These matters are vital to/for the national security.致命，生死攸关的 A vital wound.= deadly/mortal/fatal充满活力的，生气蓬勃的 The Chinese I knew were trusting, open, and vital.be + adj + to 对.重要vital/essential/key/fundamental/important/ significant 6. Acid The orange tastes sour.7. a potential dangerfulfill/realize ones potential Adj./n.8. Blood circulates in the body.In the times of prosperity, money circulates quickly.have a bad/poor circulationdaily / yearly circulation 9. abnormal - normal10. astonish vt. astonished/astonishing adj.astonishment n.The astonishing news astonished everybody. And there were astonished looks on their faces. 11. try out测试, 试验; 参加选拔try out for 参加选拔 Sign up for 报名参加，注册 try.on 试穿(衣物) trial n.尝试；努力；试验；试用；询问；审讯on trial在试验中，在测试中 be on trial for sth. 因而受审 Hes on trial for murder.trial and error反复试验，从失败中找出解决办法try v.努力，尝试try to do努力干某事 try doing试着、尝试干某事12. application n. 运用; 申请表; 涂抹, 外敷1. Make an application to the club for membership.2. The application of a rule to a particular situation.applicant n. 申请人/者 An electrical appliance设备The safety rules applied to every one.The new rule was applied to imported cars. apply to do sth._ apply for sth. _ apply oneself to sth. apply sth. to sth. _ 专心于某事/把某物应用到或涂抹到某物上13. be able to - unable be competent to docompetence有能力的，能胜任的Enable-disableAbility-disabilitybe capable of doing14. more/most effective an efficient machinehave effects onside effect 15. approval n. 批准, 通过; 赞成, 同意win/gain/get approvalHe nodded approvingly/in approval.(1)give approval to sth. 同意sth (2)approve vt. 同意; 批准 approve of sth. 同意某事/(某人)做某事Arrive-arrivalSurvive-survival16. accelerate-accelerationHe accelerate the car.The train accelerated slowly. speed up17. mass n.质量,团,大量in the mass总体上；总的说来She says she doesnt like children in the mass.mass media大众传媒the masses群众mass productiona mass of/ masses of18. wear sb out 使筋疲力尽, 使厌烦Im worn out with all her complaints. =be tired of all her complaintsHis patience gave out with He is tired from staying up all night.Be worn out = be exhausted wear contact lenseswear a simile / short hairThis carpet will wear well.地毯经久耐用。19. applaud vi. &vt. 鼓掌; 称赞, 赞许applause n. 掌声All present applauded for Miss Lis speech. We all applauded him for his bravery. 称赞sb.sth 20. arrange for sb to do flower arrangement 插花21. Point n.1) 尖端 Do you have a pencil with a sharper point.2) 特点 Dancing is not her strong point.3) 分数 Our team is two points behind.4) 观点 I disagree with you on a couple of important points.5) 意义There is no point in complaining. v.6) 指出：He pointed out that they were mistaken.7) 对准，朝向：The hands of the clock now pointed to half past three.8) 弄尖，削尖：She pointed the pencil for her sister.巩固练习：I was at /on the point of going to bed when the telephone rang. _His answer was concise (简洁的) and to the point. _(反义词) _He pointed to the door. _Its rude to point at people. _The teacher pointed out the mistakes in my homework. _There is no / little / any / great point in doing sth. _22. let out 1) 泄露 give away2) 出租 反义 rent3) 发出 4) 放出，放大翻译1) He has let the news out.2) He let out a yell and ran home.3) He lets out his car on hire.4) I have let out the coat before I can wear it.5) School lets out at three oclock.23. Sharpadj.1) 锋利的 You must be very careful with this sharp knife.2) 陡的，急转的The driver found the sharp left turn very difficult.3) 敏锐的，机警的She studied the young man with her sharp bright eyes.4) 轮廓鲜明的 The photograph is not sharp enough.5) 苛刻的，严厉的，易怒的 Shes got a sharp tongue.6) 辛辣的，酸的 This cheese has a sharp flavor.7) 精明的，狡猾的 She is a sharp businessman.8) 整（时刻）The lecture started at three oclock sharp.sharp的其它词性：adv.: sharp 准时地 sharply: 急剧地， vt. sharpen 使锐利The roads turn very _.Please be here at 7 oclock_.He was _ his knife.sharply sharp sharpening翻译并归纳sharp的不同含义1) You cannot cut with a knife that isnt sharp._2) The photograph isnt very sharp._3) After the storm there was a sharp drop in temperature._4) The fellow was sharper than he had thought._5) She has such a sharp voice._6) This cheese tastes rather sharp._7) He walked off at a sharp pace._写出下列划线词组的含义8) Youd better look sharp or youll be late._9) It pays to look sharp in traffic._ 1) 锋利 2) 清晰 3) 急剧地 4) 尖刻 5) 尖利6) 酸 7) 敏捷 8) 赶快 9) 当心 24. be addicted tobe glued tobe hooked onbe drunk with25. be related to=be relevant to/be linked to26. subscribevt1) 认捐 He subscribed 5,000 pounds a year to an institution.2) 签署 He subscribed th