高一英语单词必修三重点

高一英语单词必修三重点必修三是高中英语课程中的一本教材，主要涵盖了高一下学期的内容。本文将详细介绍必修三中的重点单词及其释义、用法和例句，以帮助学生更好地掌握这些单词。

Unit1

1.ambition(n.)-astrongdesiretoachievesomething

Example:Hisambitionistobecomeafamousmusician.

2.brief(adj.)-shortindurationorlength

Example:Pleasegivemeabriefsummaryofthebook.

3.colleague(n.)-apersonwithwhomoneworks,especiallyinaprofessionorbusiness

Example:Hediscussedtheprojectwithhiscolleaguesatthemeeting.

4.destination(n.)-theplacetowhichsomeoneorsomethingisgoingorbeingsent

Example:TheirnextholidaydestinationisItaly.

5.expand(v.)-becomeormakelargerormoreextensive

Example:Thecompanyplanstoexpanditsoperationsoverseas.

Unit2

1.accurate(adj.)-correctinalldetails;exact

Example:Heranalysisofthesituationwasveryaccurate.

2.compact(adj.)-closelyandneatlypackedtogether;dense

Example:Shecarriesacompactmirrorinherhandbag.

3.decline(v.)-politelyrefuseaninvitationoroffer

Example:Ihadtodeclinethejobofferasitdidn'tmatchmyqualifications.

4.encounter(v.)-unexpectedlyexperienceorbefacedwith(somethingdifficultorhostile)

Example:IencounteredsomeproblemswhenIwastravelingalone.

5.genuine(adj.)-trulywhatsomethingissaidtobe;authentic

Example:ThepaintingturnedouttobeagenuinePicasso.

Unit3

1.capable(adj.)-havingtheability,fitness,orqualitynecessarytodoorachieveaspecifiedthing

Example:Sheisacapableleaderandcanhandleanysituation.

2.disaster(n.)-asuddenevent,suchasanaccidentornaturalcatastrophe,thatcausesgreatdamageorlossoflife

Example:Theearthquakewasamajordisasterforthecity.

3.fragile(adj.)-easilybrokenordamaged

Example:Thefragilevaseshouldbehandledwithcare.

4.halt(v.)-bringorcometoanabruptstop

Example:Thepoliceofficerorderedthecartohalt.

5.process(n.)-aseriesofactionsorstepstakeninordertoachieveaparticularend

Example:Theprocessofmakingacupofteaisquitesimple.

Unit4

1.approve(v.)-officiallyagreetooracceptassatisfactory

Example:Thecommitteeapprovedthenewproposal.

2.benefit(n.)-anadvantageorprofitgainedfromsomething

Example:Regularexercisebringsmanyhealthbenefits.

3.considerable(adj.)-notablylargeinsize,amount,orextent

Example:Theprojectwillrequireaconsiderableamountoftimeandeffort.

4.demonstrate(v.)-showbyexampleorevidence

Example:Theteacherdemonstratedtheexperimenttothestudents.

5.establish(v.)-setuponafirmorpermanentbasis

Example:Thecompanywasestablishedin1995.

6.evaluate(v.)-determinethevalue,worth,orqualityofExample:Theteacherisevaluatingthestudents'performance.7.evidence(n.)-factsorinformationthatindicatesomethingexistsoristrueExample:Thedetectivegatheredevidencetoprovethesuspect'sguilt.8.factor(n.)-acircumstance,person,orthingthatcontributestoaresultorsituationExample:Sleepdeprivationisafactorinmanycaraccidents.9.goal(n.)-theobjectofaperson'sambitionoreffortExample:Hergoalistofinishthemarathoninunderfourhours.10.implement(v.)-putaplan,policy,orideaintoeffectExample:Thegovernmenthasimplementedanewprogramtohelptheunemployed.Unit51.involve(v.)-have(apersonorthing)asanecessaryorintegralpartofaprocess,activity,orsituationExample:Theprojectinvolvedalotofresearchandcollaboration.2.justify(v.)-provideareasonorexcusefor;justifyExample:Shejustifiedherdecisiontoherfriends.3.maintain(v.)-keepingoodcondition;ensurethecontinuedexistenceoroperationofExample:Thecarneedsregularmaintenancetorunsmoothly.4.perspective(n.)-aperson'sviewofasituationExample:Fromherperspective,theproblemseemedinsurmountable.5.significance(n.)-theimportanceofsomethinginrelationtosomethingelseExample:Thediscoveryhassignificantimplicationsforthefieldofscience.Unit61.assume(v.)-takeforgrantedorbelievetobethecasewithoutprooforevidenceExample:Iassumedhewouldbeatthemeeting.2.benefit(v.)-beadvantageousorprofitabletoExample:Eatingahealthydietbenefitsyouroverallhealth.3.challenge(n.)-ataskorsituationthattestssomeone'sskills,knowledge,orabilitiesExample:Sheacceptedthechallengeofleadingtheteam.4.competitive(adj.)-havingorshowingadesiretowinorbesuccessfu