To cut the wind by obscurity
Chinese idiom, Pinyin is k è w ù C á if ē ng, which means that he is good at describing landscape. It's from "he Qiu Chang ru" by Yuan Hongdao of Ming Dynasty.
The origin of Idioms
Yuan Hongdao's "he Qiu Chang ru" in the Ming Dynasty: "five words and seven words are made by hand, and they are hard to understand."
Idiom usage
He is good at describing scenery. He is really beautiful.
To cut the wind by obscurity
Looking at the shadow and speculating - wàng yǐng chuāi qíng