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核心词汇stroken.○1意外的一桩（幸事、运气或不幸）○2中风○3笔划○4抚摸○5v.抚摸【例句】Inastrokeofluck,asuitableorgandonorbecameavailable.运气的话也会有合适的器官捐献者。Variousstrokesofmisfortuneledtohisruin.遭诸多不幸使他一蹶不振。ThefuneralofMr.Whitelaw,whodiedofastroke,willgoaheadasplannedtoday.怀特劳先生死于中风，他的葬礼按计划今天举行。Thecharacter“繁”hastoomanystrokesandchildrenfinditverydifficulttowrite.“繁”这个字笔画太多，孩子们觉得很难写。Catslikebeingstroked.猫喜欢让人抚摸。collidevi.○1互撞，碰撞○2严重冲突，抵触【例句】Thetwoplanescollidedwitheachotherinmidairandover100peoplewerekilled.两班飞机在空中相撞,一百多人丧生。Iranaroundthecorner,andalmostcollidedwithMrsLaurence.我从拐角跑过去，差点与劳伦斯夫人撞上了。ThePresidenthasagaincollidedwithCongressoverhisbudgetplans.总统在他的预算计划上又与国会意见冲突了。【派生】collisionn.碰撞，互撞；冲突insistv.○1坚决要求○2坚决认为，宣称【例句】Thevictim’srelativesinsistedonimmediaterepayment.受害者亲属要求立即得到偿还。ThemaninsistedonhelpingmefindataxieventhoughItoldhimIdidn’tneedanyhelp.即便我说了我不需要帮助，那人还是坚持要帮助我找一辆的士。Myparentsinsistwe(should)reportthemattertothepolicerightaway.我父母坚持要我们立即把此事向警方报告。Thesuspectinsistedonhisinnocence.犯罪嫌疑人坚持说自己是无罪的。【搭配】insistonone’sidea坚持自己的观点insistondoingsth.坚持(要)做某事insist+thatclause坚持，坚决要求…【辨析】persistindoingsth.坚持/持续做某事,表示持之以恒做某事、固执、不放弃；而insistondoingsth却表示坚持一个观点，坚持要做某事。例如：WemustpersistintakingthesocialistroadofChinesecharacteristics.我们必须坚持继续走中国特色的社会主义道路。【派生】insistencen.坚决要求，坚决主张insistenta.坚持的，执拗的guiltn.○1内疚，悔恨○2罪过，责任，过失○3罪，罪行【例句】Don’tyouhaveanyfeelingsofguiltaboutleavingDavid?你离开大卫不感到内疚吗？Whenchildrenbehavebadlytheguiltsometimeslieswiththeparentsfornotcaringsufficiently.孩子行为不轨责任有时在于父母关心不够。Atthecourthemadenoattempttodenyhisguilt.法庭上他没有想否认自己的罪行。【搭配】admit/confessone’squilt认罪；承认自己的过失或责任【派生】guiltya.○1感到内疚/惭愧的，自责的○2应（对道德败坏、社会唾弃的行为）负责的○3有罪的，犯罪的depresseda.sadorgloomy忧伤的，抑郁的，消沉的【例句】Ineedsomethingtooccupymymind.IgetdepressedifIhavenothingtodo.我需要事情占据脑子，一没事我就会郁闷。【派生】depressv.使感到消沉，使沮丧depressinga.令人沮丧的，令人消沉的depressionn.沮丧，愁苦，抑郁，失望情绪suicidala.自杀的，有自杀倾向的【例句】Hesufferedperiodsofdeepdepression,whenhismoodbecamesuicidal.他经历了几次严重的抑郁，情绪到了要自杀的状态。Formanyyearsbeforetreatment,Clarehadsuicidaltendencies(=behaviourthatshowedshewantedtokillherself).在接受治疗之前的几年里，克莱尔一直有自杀的倾向。【派生】suiciden.自杀tocommitsuicide自杀;suicidebombingattack自杀性炸弹袭击strikinga.veryattractiveorimpressive引人注目的，显著的，惊人的【例句】Thereweresomestrikingsimilaritiesbetweenthetwobooks.这两本书有惊人的相似之处。TomwasalwaysimpressedbythestrikingresemblancebetweenhisUncleJulianandhisfather.那时汤姆总是对叔叔朱丽安和父亲的惊人相似留有深刻的印象。【派生】strikev.有强烈的感受，造成深刻的印象strikesbas+adj.给某人留下什么印象threatenv.○1预示（不好的事），有…之势，（不好的事）即将来临，逼近○2威胁【例句】Darkcloudsthreatenedrain.乌云预示着有雨。Accordingtosomescientists,globalwarmingthreatensthesurvivalofthewholehumanrace.有些科学家认为，全球变暖威胁着整个人类的生存。ThekidnapperthreatenedtokillmeifIdidn’tobey.绑架者威胁说如果我不听从就要杀了我。Themanbecameangryandthreatenedthathewouldgotothepolice.那个人生气了，威胁说要去警察局。【用法】threatensb/sth威胁某人/预示什么事可能发生threatentodosth.威胁（说）去做某事；threatenthatclause威胁要做某事【派生】threatn.○1凶兆，坏兆头○2威胁，恐吓○3可能带来危险的人或事物slipv.○1溜走，悄悄移动○2滑，溜，滑倒，失足【例句】Thethiefslippedintotheroomwhennoonewaslooking.没人注意的时候，那个贼溜进了房间。Astheyearsslippedby,Ithoughtlessabouther.随着时间的流失，我不那么想她了。Theroadwasfrozen,andpeoplewereslippingandslidingallalongthestreet.路面上冻了，沿路上人们都在打滑摔倒。【近义】英语中表示“不被人注意溜进一个地方”的词除了slip之外，还有：○1slide悄悄地走、徐徐地行如：slideoutoftheroom(悄悄溜出房间)；○2sneak偷偷地走，潜行，如：sneakaboardtheplane/ship偷偷登上飞机/轮船。○3stealinto悄悄、偷偷地溜进，如：stealawayfromtheteam（偷偷溜出队伍）。givenprep.倘若，如果考虑到，鉴于【例句】Giventheirinexperience,they’vedoneagoodjob.考虑到他们没有经验，这个工作做得已经不错了。Giventhatthepatientshavesomedisabilities,wearethinkingofmovingtolivetogetherwiththem.鉴于父母有残疾在身，我们考虑要搬过去和他们一起住。consolev.安慰，抚慰，慰问【例句】Susannadidherbesttoconsoleherdaughterbypromisingtobuyheranotherdoll.苏珊娜尽力安慰女儿，答应说再给她买一个娃娃。HeconsoledhimselfthathewouldseeKateagainsoon.她安慰自己说很快就会再见到凯特的。【派生】consolationn.安慰，慰问tolerate/v.○1宽容，容忍○2忍受【例句】Thedeanisalwaysadvocatingopen-mindedness,actuallyherefusestotolerateanyopposition.主任总是提倡思想解放，而事实上他不能容忍任何反对意见。Foryearstheworkershavehadtotoleratelowwagesandterribleworkingconditions.多年来工人们一直不得不忍受低工资和恶劣的工作条件。【搭配】tobetolerantof(or,towards)sth./sb.对某事或某人宽容/忍受lackoftoleranceof/for/towards缺乏对某事或某人的忍受【派生】toleranta.宽容的tolerancen.宽容；忍受（力）diagnostic/a.oforfordiagnosing诊断的【例句】Doctorsdependmoreandmoreonaccuratediagnostictools.医生越来越多地依赖精确的诊断工具。Rememberthatthehospitalisinthebusinessofsellingservices,andtheseincludediagnostictests.要记住医院是销售服务的地方，这些服务包括诊断性检测。【派生】diagnosev.诊断（疾病），判断（问题）diagnosisn.诊断（结论）；判断，调查分析authorizev.批准，许可，授权【例句】Itwasthebosswhoauthorizedthepaymentofthisbill.是老板许可支付这个账单。Youhavetoauthorizeanotherpersontovoteforyouwhileyouareaway.你不在时必须授权他人替你投票。【搭配】authorizesth批准某事;authorizesb.todosth.授权某人去做某事【派生】authorizationn.授权（书），许可（证）authorityn.权力，权威theauthorities当局，官方impressv.○1使获得印象○2使了解(某事的重要性)，使铭记【例句】Onecandidateinparticularimpresseduswithherwideknowledge.有一个选手以她广博的知识给我们留下了特别的印象。Thejudgesweresoveryimpressedbytheeloquenceofthesecondcontestant.裁判们对第二位参赛者的雄辩口才留下深刻印象。Fatherimpressedonmethevalueofhardwork.父亲使我对勤奋工作的价值铭记于心。【用法】sth/sbimpresssbdeeply给某人留下深刻印象beimpressedby…对某事或某人印象深刻【派生】impressionn.印象impressivea.给人深刻印象的，令人难忘的经常用在leaveadeepimpressiononsb结构里endurev.忍耐，忍受【例句】Thefilmstarhadtoendurecountlessattacksonherreputationfrompopularnewspapers.那个电