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1、朗文词典注释所用2000核心词汇集TheLongmanDefiningVocabularyWordsusedinthedefinitionsinthisdictionaryAllthedefinitionsinthisdictionaryhavebeenwrittenusingthewordsinthislist.Ifadefinitionincludesawordthatisnotinthelist,thatwordisshowninsmallcapitalletters.TheDefiningVocabularyhasbeencarefullychosenafterathorou
2、ghstudyofallthewell-knownfrequencylistsofEnglishwords.Furthermore,onlythemostcommonand‘entral’meaningsofthewordsinthelisthaveactuallybeenusedindefinitions.WehavealsousedaspecialcomputerprogramthatcheckseveryentrytoensurethatwordsfromoutsidetheDefiningVocabularydonotappearindefinitions.Wordclass
3、restrictionsForsomewordsinthelist,awordclasslabelsuchasnoradjisshown.Thismeansthatthisparticularwordisusedindefinitionsonlyinthewordclassshown.Soanger,forexample,isusedonlyasanounandnotasaverb.Butifnowordclassisshownforaword,itcanbeusedinanyofitsusualwordclasses:answer,forexample,isusedindefini
4、tionsbothasanounandasaverb.CompoundwordsDefinitionsoccasionallyincludecompoundwordsformedfromwordsintheDefiningVocabulary,butthisisonlydoneifthemeaningiscompletelyclear.Forexample,thewordbusinessman(formedfrombusinessandman)isusedinsomedefinitions.PrefixesandsuffixesThemainlistisfollowedbyalist
5、ofcommonprefixesandsuffixes.Thesecanbeaddedtowordsinthemainlisttoformderivedwords,providedthemeaningiscompletelyclear.Forexample,thewordnervousness(formedbyadding-nesstonervous)isusedinsomedefinitions.PhrasalverbsPhrasalverbsformedbycombiningwordsintheDefiningVocabulary(forexample,putupwith)are
6、notusedindefinitionsinthedictionary,exceptinaverysmallnumberofcaseswherethephrasalverbisextremelycommonandthereisnocommonequivalent.So,forexample,giveup(asingiveupsmoking)andtakeoff(asintheplanetookoff)areoccasionallyused.PropernamesTheDefiningVocabularydoesnotincludethenamesofactualplaces,nati
7、onalities,religions,andsoon,whichareoccasionallymentionedindefinitions.PearsonEducationLimited1999Atotalof2043words,byQxleeAaabbreviationabilityableaboutaboveadv,prepabroadabsenceabsentadjacceptacceptableaccidentaccidentalaccordin