Catch a shadow in the air
It's a Chinese idiom. Pinyin is Tu á NK ō NGB ǔ y ǐ ng. There is no basis in fact in metaphor. It comes from the chronicle of Zen master Dahui pujue.
Idiom explanation
You can't catch the wind. There is no basis in fact in metaphor.
The origin of Idioms
According to the chronicle of Zen master Dahui pujue, "it's just like a fool chasing after a shadow in the air. He can only smile."
Idiom usage
Used as a predicate, object, attribute; used in writing
Analysis of Idioms
Catch the wind and catch the shadow
Catch a shadow in the air
the sweet grass and the smelly grass store in the same ware - xún yóu tóng qì
men tilling the farm and womenweaving - nán gēng nǚ zhī
Wait for the hare to keep the tree - dài tù shǒu zhū