Yabla video uses of 未经

未经 wèijīng
专业 zhuānyè
声乐 shēngyuè
训练 xùnliàn
guò
de
嗓音 sǎngyīn
赢得 yíngdé
le
chéng
qìng
老师 lǎoshī
de
转身 zhuǎnshēn
Her untrained voice made mentor Yu Chengqing turn around.