哪 个 老师 啊
na3 ge4 lao3shi1 a1
pro:wh cl n sfp
哪 个 老师 啊 ?
n a˧˩˧ WORD_BOUNDARY k ɤ˥˩ WORD_BOUNDARY l au̯˧˩˧ ʂ ɻ̩˥ WORD_BOUNDARY a˥ WORD_BOUNDARY 
哪 WORD_BOUNDARY 个 WORD_BOUNDARY 老 师 WORD_BOUNDARY 啊 WORD_BOUNDARY