Rotten fish
As a Chinese idiom, the Pinyin is ch ī zh ā ngy ú L à n, which means arrogant on the outside and self destruction on the inside. It comes from the book of the old Tang Dynasty.
Idiom usage
It's a metaphor and attributive; it's used in written language example it's because Miao Zhi is full of Qi, but it's out of control.
The origin of Idioms
In the old book of Tang Dynasty, xizongji: "at the beginning, a fox pretends to be a fox, and it is said that a strong man is no enemy; when it spins, a bird burns a fish, and it is nothing but a broken one."
Idiom explanation
It refers to arrogance on the outside and self destruction on the inside.
Chinese PinYin : chī zhāng yú làn
Rotten fish
be full of craft and cunning. guǐ biàn duō duān
the people are noble and the country prosperous. mín yīn guó fù