acrimonious
It's a Chinese idiom. Pinyin is di ā Ozu ā NK è B ó, which means to describe people who are cunning and treacherous. It comes from a dream of Red Mansions.
Idiom explanation
Cunning: cunning.
The origin of Idioms
Chapter 92 of a dream of Red Mansions by Cao Xueqin in Qing Dynasty: "first, there are imperial concubines taking care of you; second, there are many old and good relatives; third, since the old lady, as for the young masters, none of you is very mean."
Idiom usage
It is used as predicate, attribute and adverbial.
acrimonious
The rain is over and the clouds are over - yǔ shōu yún sàn
He who does not know is not guilty - bù zhī zhě bù zuì
even a wise man sometimes makes a mistake - qiān lǜ yī shī