Dust and chaff
As a Chinese idiom, Pinyin is ch é ng ò UB ǐ K ā ng, which means to refer to trivial and useless things. It's from Chuang Tzu's xiaoyaoyou.
Analysis of Idioms
Antonym: a pillar
The origin of Idioms
"Zhuangzi xiaoyaoyou" says, "it is the dust and chaff that casts Yao and shun from pottery."
Idiom usage
To use a metaphor for something humble and useless. For those who are not able to cast Yao and Shun in the world, they know that it is not a good way to educate people by using books to draw history. Moreover, if saints do not die, they are afraid of evil. (Zhang Binglin's book with Wu junsui)
Dust and chaff
make a correct assessment of the situation - jiàn kě ér jìn,zhī nán ér tuì
losers are always in the wrong - chéng wáng bài kòu