A sudden storm
It is a Chinese idiom, the Pinyin is zh ò UF ē NGJ í y ǔ, which means a sudden and violent wind and rain. It comes from Lin Quan Gao Zhi's painting formula.
The origin of Idioms
Guo Xichun, Song Dynasty, wrote in Lin Quan Gao Zhi Hua Jue: "after the rain on the summer mountain, the thick clouds are ready for rain, the sudden wind and torrential rain, also known as the sudden wind and torrential rain."
Idiom usage
In my opinion, the march of the captive cavalry is very ill. It's often like a storm. I'm afraid it's too late for you to help me. Yao xueyin's Li Zicheng, Vol.1, Chapter 23
A sudden storm
intelligible even to a senile woman - lǎo yù néng jiě
Great achievements and great virtues - fēng gōng mào dé