Dry thinking
The Chinese idiom, Pinyin is h é s ī Qi á NL ǜ, which means to rack one's brains. It's from the book "biaoyilu · Yiwen".
The origin of Idioms
Wang Zhijian of Ming Dynasty wrote in his book the art and literature of biaoyilu: "extreme thinking is writing, which is called dry thinking."
Idiom usage
As a predicate or object; used to think
Chinese PinYin : hé sī qián lǜ
Dry thinking
Helping the frontier and losing money. zhù biān shū cái