kǒu kou shēng shēng
to keep on saying (idiom); to repeat over and over again
shēng kou
animals used for their physical strength (mules, oxen etc)
beast of burden
Jīng kǒu
Jingkou district of Zhenjiang city 鎮江市|镇江市[Zhen4 jiang1 shi4], Jiangsu
rán kou
artificial beard worn by Chinese opera actors