not to know chalk from cheese
This is a polysemous word. Please browse the following two senses: Chinese idiom < / Li > < li > not knowing good or bad: Feng Xiaozheng sings songs < / Li > < / UL >
not to know chalk from cheese
in one 's humble position , one 's word does not carry much weight - rén wēi yán jiàn
Three women and two sisters in law - sān pó liǎng sǎo
one log cannot prop up a tottering building - dú mù nán zhī
The warbler is jealous of the swallow - yīng cāi yàn dù