最新精编高中人教版选修9高中英语unit 2 sailing the oceans词汇讲解及解析.docx

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最新精编高中人教版选修9高中英语unit 2 sailing the oceans词汇讲解及解析.docx

最新精编高中人教版选修9高中英语unit2sailingtheoceans词汇讲解及解析

Unit2Sailingtheoceans

TeachingResources

Section3:

WordsandexpressionsfromUnit2

Sailingtheoceans

mercy

noun(pl.-ies)

1.[U]akindorforgivingattitudetowardssbthatyouhavethepowertoharmorrighttopunishhumanity:

toask/beg/pleadformercyTheyshowednomercytotheirhostages.Godhavemercyonus.Thetroopsareonamercymission(=ajourneytohelppeople)inthewarzone.2.[C,usuallysing.](informal)aneventorasituationtobegratefulfor,usuallybecauseitstopssthunpleasant:

It’samercyshewasn’tseriouslyhurt.Hisdeathwasamercy(=becausehewasingreatpain.

atthemercyofsb/sthnotabletostopsb/sthharmingyoubecausetheyhavepowerorcontroloveryou:

I’mnotgoingtoputmyselfatthemercyofthebank.Wewereatthemercyoftheweather.

leavesb/sthtothemercy/merciesofsb/sthtoleavesb/sthinasituationthatmaycausethemtosufferortobetreatedbadly:

privatizedcompanieslefttothemercyofmarketforces(humorous)I’llleaveyoutothetendermerciesoftheseladies!

throwyourselfonsb’smercy(formal)toputyourselfinasituationwhereyoumustrelyonsbtobekindtoyouandnotharmorpunishyou

longside

prep.

1.nexttooratthesideofsth:

Apolicecarpulledupalongsideus.alifeboatmooredalongsidetheyachtMuchofthelandalongsidetheriverisbelowsealevel.2.togetherwithoratthesametimeassth/sb:

Traditionalbeliefsstillflourishalongsideamodernurbanlifestyle.

exploration

noun[C,U]

1.theactoftravellingthroughaplaceinordertofindoutaboutitorlookforsthinit:

theexplorationofspaceoilexploration(=searchingforoilintheground)2.anexaminationofsthinordertofindoutaboutit:

thebook’sexplorationsofthehumanmind

accelerate

verb

1.tohappenortomakesthhappenfasterorearlierthanexpected:

[v]Inflationcontinuestoaccelerate.[vn]Exposuretothesuncanacceleratetheageingprocess.2.[v](ofavehicleorperson)tostarttogofaster:

Therunnersacceleratedsmoothlyaroundthebend.Thecaracceleratedtoovertakeme.

secure

adj.

HAPPY/CONFIDENT

1.feelinghappyandconfidentaboutyourselforaparticularsituation:

Atlasttheywereabletofeelsecureaboutthefuture.Shefinishedthematch,secureintheknowledgethatshewasthroughtothenextround.

CERTAIN/SAFE

2.likelytocontinueorbesuccessfulforalongtime;safe:

asecurejob/incomeIt’snotaverysecurewaytomakealiving.Thefutureofthecompanylookssecure.

3.~(against/fromsth)thatcannotbeaffectedorharmedbysth:

Informationmustbestoredsothatitissecurefromaccidentaldeletion.

BUILDING/DOOR/ROOM

4.guardedand/ormadestrongersothatitisdifficultforpeopletoenterorleave:

Checkthatallwindowsanddoorshavebeenmadeassecureaspossible.asecureunitforchildoffendersThebuildingissecureagainstintruders.

FIRM

5.notlikelytomove,falldown,etc.;stable:

Theaerialdoesn’tlookverysecuretome.Itwasdifficulttomaintainasecurefootholdontheice.(figurative)Ourrelationshipwasnowonamoresecurefooting.

verb

GETSTH

1.~sth

(for

sb/sth)|~sbsth(formal)toobtainorachievesth,especiallywhenthismeansusingalotofeffort:

[vn]tosecureacontract/dealTheteammanagedtosecureaplaceinthefinals.Shesecured2.000votes.Thedelegationhassecuredthepromiseofaceasefire.[vn,vnn]Hesecuredaplaceforhimselfatlawschool.Hesecuredhimselfaplaceatlawschool.

FASTENFIRMLY

2.[vn]~sth(tosth)toattachorfastensthfirmly:

Shesecuredtheropefirmlytothebackofthecar.Thetablesonboardweresecuredfirmlytothefloor.

PROTECTFROMHARM

3.[vn]~sth(againststh)toprotectsthsothatitissafeanddifficulttoattackordamage:

tosecureapropertyagainstintrudersThewindowsweresecuredwithlocksandbars.(figurative)asavingsplanthatwillsecureyourchild’sfuture

ALOAN

4.[vn]tolegallyagreetogivesbpropertyorgoodsthatareworththesameamountasthemoneythatyouhaveborrowedfromthem,ifyouareunabletopaythemoneyback:

aloansecuredonthehouse

random

adj.[usuallybeforenoun]done,chosen,etc.withoutsbdecidinginadvancewhatisgoingtohappen,orwithoutanyregularpattern:

therandomkillingofinnocentpeoplearandomsample/selection(=inwhicheachthinghasanequalchanceofbeingchosen)Theinformationisprocessedinarandomorder.

noun

atrandomwithoutdecidinginadvancewhatisgoingtohappen,orwithoutanyregularpattern:

Sheopenedthebookatrandom(=notatanyparticularpage)andstartedreading.Theterroristsfiredintothecrowdatrandom.Nameswerechosenatrandomfromalist.

awkward

adj.

1.makingyoufeelembarrassed:

Therewasanawkwardsilence.Ifeltawkwardbecausetheyobviouslywantedtobealone.2.difficulttodealwith:

Don’taskawkwardquestions.You’veputmeinanawkwardposition.anawkwardcustomer(=apersonwhoisdifficulttodealwith)Pleasedon’tbeawkwardaboutlettinghimcome.Itmakesthingsawkwardforeveryonewhenyoubehavelikethat.3.notconvenient,inconvenient:

HaveIcomeatanawkwardtime?

4.difficultordangerousbecauseofitsshapeordesign:

Thisboxisveryawkwardforonepersontocarry.Thistoolwillreachintoawkwardcorners,suchasunderkitchenunits.5.notmovinginaneasyway;notcomfortable:

Hetriedtodance,buthewastooclumsyandawkward.Imusthavesleptinanawkwardposition—I’machingallover.

reference

noun

MENTIONINGSB/STH

1.[C,U]~(tosb/sth)athingyousayorwritethatmentionssb/sthelse;theactofmentioningsb/sth:

ThebookisfullofreferencestogrowingupinIndia.Shemadenoreferencetoherillnessbutonlytoherfutureplans.thePresident’spassingreferenceto(=briefmentionof)theendofthewar

LOOKINGFORINFORMATION

2.[U]theactoflookingatsthforinformation:

Keepthelistofnumbersnearthephoneforeasyreference.Iwrotedownthenameofthehotelforfuturereference(=becauseitmightbeusefulinthefuture).Thelibrarycontainsmanypopularworksofreference(=referencebooks).

ASKINGFORADVICE

3.[U]~(tosb/sth)(formal)theactofaskingsbforhelporadvice:

Theemergencynursecantreatminorinjurieswithoutreferencetoadoctor.

NUMBER/WORD/SYMBOL

4.[C](abbr.ref.)anumber,wordorsymbolthatshowswheresthisonamap,orwhereyoucanfindapieceofinformation:

ThemapreferenceisY4..Pleasequoteyourreferencenumberwhenmakinganenquiry.

FORNEWJOB

5.[C]aletterwrittenbysbwhoknowsyou,givinginformationaboutyourcharacterandabilities,especiallytoanewemployer:

Wewilltakeupreferencesaftertheinterview.

6.[C]apersonwhoagreestowriteareference,foryou,forexamplewhenyouareapplyingforajob:

Mypreviousbosswillactasareferenceforme.

INBOOK

7.[C]anoteinabookthattellsyouwhereaparticularpieceofinformationcomesfrom:

Thereisalistofreferencesattheendofeachchapter.

in/withreferenceto(formal)usedtosaywhatyouaretalkingorwritingabout:

WithreferencetoyourletterofJuly22...

verb[vn](formal)torefertosth;toprovideabook,etc.withreferences:

Eachchapterisreferenced,citingliteratureupto2004.

precise

adj.

1.clearandaccurate;exact:

precisedetails/instructions/measurementsCanyougiveamoreprecisedefinitionoftheword?

Icanbereasonablypreciseaboutthetimeoftheincident.2.[onlybeforenoun]usedtoemphasizethatsthhappensataparticulartimeorinaparticularway:

Wewerejusttalkingaboutherwhen,atthatprecisemoment,shewalkedin.Doctorsfoundithardtoestablishtheprecisenatureofherillness.3.takingcaretobeexactandaccurate,especiallyaboutsmalldetails:

askilledandpreciseworkersmall,precisemovements(disapproving)She’sratherprimandprecise.

tobe(more)pr

eciseusedtoshowthatyouaregivingmoredetailedandaccurateinformationaboutsthyouhavejustmentioned:

Theshelfisaboutametrelong—well,98cm,tobeprecise.

simplify

verb(simplifies,simplifying,simplified,simplified)[vn]tomakestheasiertodoorunderstand:

Theapplicationformshavenowbeensimplified.Ihopehisappointmentwillsimplifymatters.asimplifiedversionofthestoryforyoungchildren

portable

adj.thatiseasytocarryortomove:

aportableTVTheequipmentislightweight,portableandeasytostore.(figurative)aportableloan/pension(=thatcanbemovedifyouchangebanks,jobs,etc.)portablesoftware

nounasmalltypeofmachinethatiseasytocarry,especiallyacomputeroratelevision:

Thekidsareupstairswatchingtheportable(=television).

shortcoming

noun[usuallypl.]afaultinsb’scharacter,aplan,asystem,etc.:

Shemademeawareofmyownshortcomings.Despiteanumberofshortcomings,theprojectwillstillgoahead.

update

verb[vn]

1.tomakesthmoremodernbyaddingnewparts,etc.:

It’sabouttimeweupdatedoursoftware.2.~sb(onsth)|~sthtogivesbthemostrecentinformationaboutsth;toaddthemostrecentinformationtosthbringuptodate:

Icalledtheofficetoupdatethemontheday’sdevelopments.Ourrecordsareregularlyupdated.

tendency

noun(pl.-ies)

1.[C]~(forsb/sth)(todosth)|~(to/towardssth)ifsb/sthhasaparticulartendency,theyarelikelytobehaveoractinaparticularway:

todisplayartistic,etc.tendenciesIhaveatendencytotalktoomuchwhenI’mnervous.Thereisatendencyforthisdiseasetoruninfamilies.Shehasastrongnaturaltendencytowardscaution.Thismaterialhasatendencytoshrinkwhenwashed.2.[C]~(forsb

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