kǒu kou shēng shēng
to keep on saying (idiom); to repeat over and over again
Qiáo kǒu
Qiaokou district of Wuhan city 武漢市|武汉市[Wu3 han4 shi4], Hubei
shēng kou
animals used for their physical strength (mules, oxen etc)
beast of burden
rán kou
artificial beard worn by Chinese opera actors