Ingratitude
As a Chinese idiom, the Pinyin is B è I à NW à ngy à, which means betraying kindness and morality. It comes from the biography of Zhang kaizhuan in the history of Han Dynasty.
Idiom usage
I'm lucky to have been released by my master and left as a servant, and I'll be married by my wife. This kind of kindness is so high that I can't be ungrateful for it.
Analysis of Idioms
Synonyms: ungrateful, treacherous
The origin of Idioms
In the biography of Zhang Zhuangzi in the history of Han Dynasty, it is said that "betraying one's gratitude and ingratiating oneself will hurt the common customs." In the biography of Liu Cong in the book of Jin, it is said that "Shen and others have been ungrateful and ungrateful in addition to cutting and sawing."
Idiom explanation
Back: betrayal. It means betraying kindness and forgetting morality.
Ingratitude
both brothers are proficient in knowledge and noted reputation - jīn yǒu yù kūn
copper smell stinking to high heaven - tóng chòu xūn tiān
you cannot afford to incur public wrath - zhòng nù nán rèn
push one 's way by shoving or humping - héng xíng zhí zhuàng