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1、英语词典朗文，2000字朗文词典注释所用2000核心词汇集TheLongmanDefiningVocabularyWordsusedinthedefinitionsinthisdictionaryAllthedefinitionsinthisdictionaryhavebeenwrittenusingthewordsinthislist.Ifadefinitionincludesawordthatisnotinthelist,thatwordisshowninsmallcapitalletters.TheDefiningVoc
2、abularyhasbeencarefullychosenafterathoroughstudyofallthewell-knownfrequencylistsofEnglishwords.Furthermore,onlythemostcommonand‘entral’meaningsofthewordsinthelisthaveactuallybeenusedindefinitions.Wehavealsousedaspecialcomputerprogramthatcheckseveryentrytoensurethatw
3、ordsfromoutsidetheDefiningVocabularydonotappearindefinitions.WordclassrestrictionsForsomewordsinthelist,awordclasslabelsuchasnoradjisshown.Thismeansthatthisparticularwordisusedindefinitionsonlyinthewordclassshown.Soanger,forexample,isusedonlyasanounandnotasaverb.But
4、ifnowordclassisshownforaword,itcanbeusedinanyofitsusualwordclasses:answer,forexample,isusedindefinitionsbothasanounandasaverb.CompoundwordsDefinitionsoccasionallyincludecompoundwordsformedfromwordsintheDefiningVocabulary,butthisisonlydoneifthemeaningiscompletelyclea
5、r.Forexample,thewordbusinessman(formedfrombusinessandman)isusedinsomedefinitions.PrefixesandsuffixesThemainlistisfollowedbyalistofcommonprefixesandsuffixes.Thesecanbeaddedtowordsinthemainlisttoformderivedwords,providedthemeaningiscompletelyclear.Forexample,thewordne
6、rvousness(formedbyadding-nesstonervous)isusedinsomedefinitions.PhrasalverbsPhrasalverbsformedbycombiningwordsintheDefiningVocabulary(forexample,putupwith)arenotusedindefinitionsinthedictionary,exceptinaverysmallnumberofcaseswherethephrasalverbisextremelycommonandthe
7、reisnocommonequivalent.So,forexample,giveup(asingiveupsmoking)andtakeoff(asintheplanetookoff)areoccasionallyused.PropernamesTheDefiningVocabularydoesnotincludethenamesofactualplaces,nationalities,religions,andsoon,whichareoccasionallymentionedindefinitions.PearsonEd
8、ucationLimited19991Atotalof2043words,byQxleeAaabbreviationabilityableaboutaboveadv,prepabroadabsenceabsentadjacceptacceptableaccidentaccid
