哪 个 是 倒退 啊
na3 ge4 shi4 dao4tui4 a1
pro:wh cl v:cop v sfp
哪 个 是 倒退 啊 ?
n a˧˩˧ WORD_BOUNDARY k ɤ˥˩ WORD_BOUNDARY ʂ ɻ̩˥˩ WORD_BOUNDARY t au̯˥˩ tʰ w ei̯˥˩ WORD_BOUNDARY a˥ WORD_BOUNDARY 
哪 WORD_BOUNDARY 个 WORD_BOUNDARY 是 WORD_BOUNDARY 倒 退 WORD_BOUNDARY 啊 WORD_BOUNDARY