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
Dry thinking
worry about troubles of one 's own imagining - yōng rén zì rǎo
friendship between old and young people - wàng nián zhī hǎo
have wide learning and a retentive memory - bó wén qiáng zhì
When the sun is in the middle of the day, the moon is full - rì zhōng zé zè,yuè mǎn zé kuī