20089Sep120085(167)JOURNALOFGRADUATESCHOOLOFCHINESEACADEMYOFSOCIALSCIENCESNo15,,;,B516154A1000-2952(2008)05-0047-05,,;():,,(),,,,,:,:,,,,;,,,,;,,,,,,,74[]:,2004,20327176:,,,2000,442:,2005,35,,,,,:,,,;,,,,,,;(Dasein),,,,;,,Dasein,;,,,,:,,,,,,;,;();,,,,,,,,,(),,,,,,()?,,,,;8420085:,2005,868485:,396:,2005,190:,2000,260172[]:,79::,2007,97,,,,,,,,,,,,,:,,;,,,,,,(),,11,,,,(Dasein),Dasein(Sein),DaseinSein:,,,,,,,;,,,,:;:,,,;,,,,,,,,,,;,,21,,,94::,32445:,2005,188:,2003,259:,92:,155,440:,259,,,,,;,:;,;;();,,,()(),;,31,,,,,,,,,,,,,,,:,?,:,,,,,,,,,;,,,;;;,;,,,,(),,,,,,,,;,;,?,lv,0520085[]:,227:,231:,446443:,BE2ING,2002,971[]:,2003,273276:,85lv:,151259149:,1987,546,,,,,,,,,,,,,;,,,,,,,,,,:,,:(),,,,,,:::,151132192:,150259:,426390:,BE2ING,1034:,80OntheFundamentalOntologyofHeideggerSunYechengAbstract:Traditionalmetaphysicsspecializedinabstractconsciousness,conceptandes2sencewhileoverlookedtherealityofhumanexistence,especiallysomeexistencesuchashu2managony,passion,needs,lust,andsoonwhichcannotbeexpressedbylan2guage1Traditionalmetaphysicsonlyretainedthehumanrationalpartandforsookanotherpart,namely,non2rationalpartoftheperfecthumanbeings1Reasonperformsitsfunctionsthroughconceptandspiritinordertograsptheobjectivelawsandthedevelopmentprocessofthings,whilehumanexistencecannotbeexpoundedbythisway1Heideggerpsfundamen2talontologyjustoverturnedmetaphysicsanditsrationalview1Thatistosay,individualex2istenceisthebasisofotherthings,understandingindividualexistencedoesnptdependonotherthingspexistence,andindividualexistenceneedtobeunderstoodthroughitsveryex2istence1KeyWords:metaphysics;fundamentalontology;phenomenology;existence;time15: