kǒu kou shēng shēng
to keep on saying (idiom); to repeat over and over again
Chéng kǒu
Chengkou county in Wanzhou suburbs of north Chongqing municipality, formerly in Sichuan
shēng kou
animals used for their physical strength (mules, oxen etc)
beast of burden
rán kou
artificial beard worn by Chinese opera actors