once

put one 's hand to one 's mouth to hide one 's laughter - yǎn kǒu hú lú

mute - yǒu zuǐ méi shé

Deceiving the king and the country - qī jūn wù guó

I'm in a bad mood - jiā suǐ lún fū

when a leopard dies , it leaves its skin - bào sǐ liú pí

refuse to accept an honourable station and occupy a humble one - cí zūn jū bēi

do a discreditable thing secretly - àn shì sī xīn

Pluck sunflower and eat jujube - bá kuí dàn zǎo

walking stealthily - niè yǐng qián zōng

Self indulgence - qiǎng shí zì ài