元音音素:[i:]、[i]、[e]、[ae]、[ɔ]、[ɔ:]、[u:]、[u]、[a:]、[ʌ]、[ə:]、[ə]、[ei]、[ai]、[əu]、[au]、[ɔi]、[iə]、[ɛə]、[uə......