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时间:2020-12-21
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1、ChapterTwoSpeechSounds1Ashumanbeingswearecapableofmakingallkindsofsounds,butonlysomeofthesesoundshavebecomeunitsinthelanguagesystem.Wecananalyzespeechsoundsfromvariousperspectivesandthetwomajorareasofstudyarephoneticsandphonology.2Phoneticsstudieshowspeechsoundsareproduced,transmit
2、ted,andperceived.Speechproduction(SpeakerA)Speechperception(SpeakerB)3ArticulatoryPhoneticsisthestudyoftheproductionofspeechsounds.AcousticPhoneticsisthestudyofthephysicalpropertiesofspeechsounds.PerceptualorAuditoryPhoneticsisconcernedwiththeperceptionofspeechsounds.4Phonologyisth
3、estudyofthesoundpatternsandsoundsystemsoflanguages.Itaimsto‘discovertheprinciplesthatgovernthewaysoundsareorganizedinlanguages,andtoexplainthevariationsthatoccur’.Inphonologywenormallybeginbyanalyzinganindividuallanguage,sayEnglish,inordertodetermineitsphonologicalstructure,i.e.whi
4、chsoundunitsareusedandhowtheyareputtogether.Thenwecomparethepropertiesofsoundsystemsindifferentlanguagesinordertomakehypothesesabouttherulesthatunderlietheuseofsoundsinthem,andultimatelyweaimtodiscovertherulesthatunderliethesoundpatternsofalllanguages.51.Howspeechsoundsaremade1.1Sp
5、eechorgansMacMahon(1990:7)6MacMahon(1990:7)7MacMahon(1990:7)8Positionofthevocalfolds:voicelessRoca&Johnson(1999:15)9Positionofthevocalfolds:voicing(initial&thewidestaperture)Roca&Johnson(1999:16)10Positionofthevocalfolds:glottalstopRoca&Johnson(1999:22)111.2TheIPAIn1886,thePhoneti
6、cTeachers’AssociationwasinauguratedbyasmallgroupoflanguageteachersinFrancewhohadfoundthepracticeofphoneticsusefulintheirteachingandwishedtopopularizetheirmethods.ItwaschangedtoitspresenttitleoftheInternationalPhoneticAssociation(IPA)in1897.12OneofthefirstactivitiesoftheAssociationw
7、astoproduceajournalinwhichthecontentswereprintedentirelyinphonetictranscription.TheideaofestablishingaphoneticalphabetwasfirstproposedbytheDanishgrammarianandphoneticianOttoJespersen(1860-1943)in1886,andthefirstversionoftheInternationalPhoneticAlphabet(theIPAchart)waspublishedinAug
8、ust1888.13Itsmainprinciple
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