乜 都 唔 知
mat1 dou1 m4 zi1
wh adv adv:neg v
乜 都 唔 知 .
m ɐ˥ t WORD_BOUNDARY t ou˥ WORD_BOUNDARY m̩˧˩̰ WORD_BOUNDARY ts i˥ WORD_BOUNDARY
乜 WORD_BOUNDARY 都 WORD_BOUNDARY 唔 WORD_BOUNDARY 知 WORD_BOUNDARY . WORD_BOUNDARY