第PAGE\*Arabic\*MERGEFORMAT2页共NUMPAGES\*MERGEFORMAT2页语言学学习心得myunderstandingoflinguisticlanguageisameansofverbalcommuication.thefeaturesoflanguageinclude：arbitrainess，duality，creativityanddisplacement.arbitrainessistheformsoflinguisticsignsbearnonaturalfrelationshiptotheirmeaning.duaityismeantthepropertyofhavingtwolevelsofstructures，suchthatunitsoftheprimarylevelarecomposedofelementsofthesecondarylevelandeachofthetwolevelshasitsownprinciplesoforganization.anddisplacementmeansthatlanguagesenabletheiruserstosymbolizeobjects，eventsandconceptswhicharenotpresentatthemomentofcommunication.forjackboson，languageisusedtochat，tothink，tobuyandsell，toreadandwrite，togteet，praiseandcondemnpeople.andhedefinedthesixprimaryfactorsofanyspeechevent，namly：speaker，addressee，context，message，code，contact.phonetics，phonology，morphology，syntax，semanticsandpragmaticsarethemainbranchesoflinguistic.ithaslongbeenrecognizedthatlanguageisanessentialandimportantpartofagivencultureandthattheimpactofcultureuponagivenlanguageissomethingintrinsicandindispensable.languageisanindisensablecarrierofculture.culturefindsabetterrepresentationthroughlanguageuse.ajointstudayofthesetwosubjectswilldefinitelybroadenthehorizonofhumanknowledgeingeneralandenrichtheresearchofthesesciencesinparticular.metaphorically，languageisregaredasamirrorofsociety，throughwhichwecanunderstandsocialactivitiesodacertainsocietybetter.functionally，societyprovideslanguagewithasuitablecontextofuse，inwhichwecanenjoyaspectsoflanguagevividlyandtruthfully.