waste one's breath
It's a Chinese idiom. Pinyin is w ǎ NGF è ICH ú NSH é, which means it's useless. It comes from the biography of heroes and heroines by Wen Kang of Qing Dynasty.
Idiom usage
It's useless for you to say so.
Analysis of Idioms
Synonym: waste your breath
The origin of Idioms
Chapter 26 of Wenkang's biography of heroes and heroines in Qing Dynasty: "my sister is in front of my sister, and I can't say I can't go in. I don't have to waste my breath to beg my sister, grind my sister, and beg her to give it to me."
Idiom explanation
It's a waste of words, it doesn't work.
waste one's breath
new problems crop up unexpectedly - zhī wài shēng zhī
in a refined and elegant manner - lín xià fēng qì