俎

人为刀俎，我为鱼肉

rén wéi dāo zǔ , wǒ wéi yú ròu

lit. to be the meat on sb's chopping block (idiom)

刀俎

dāo zǔ

sacrificial knife and altar

折冲樽俎

zhé chōng zūn zǔ

lit. to stop the enemy at the banquet table

越俎代庖

yuè zǔ dài páo

lit. to go beyond the sacrificial altar and take over the kitchen (idiom); fig. to exceed one's place and meddle in other people's affairs