同 我 hello aa4
tung4 ngo5 hello aa4
prep pro co sfp
同 我 hello aa4 .
tʰ ʊ˧˩̰ ŋ WORD_BOUNDARY ŋ ɔ˨˧ WORD_BOUNDARY  WORD_BOUNDARY a˧˩̰ WORD_BOUNDARY
同 WORD_BOUNDARY 我 WORD_BOUNDARY h e l l o WORD_BOUNDARY a a 4 WORD_BOUNDARY . WORD_BOUNDARY