Multiple beds
The Chinese idiom ch ó ngchu á ngdi é w ū in Pinyin has many metaphors. It comes from Mao Dun's before and after Qingming.
The origin of Idioms
The fifth act of Mao Dun's before and after the Qingming Festival: "why is the law of double beds not strict and grand? However, has it solved the problem?"
Idiom usage
Commendatory, predicate
Multiple beds
restrict sb . 's activities to a designated area or sphere - huà dì wéi yù
become aware of one 's errors and turn back from one 's wrong path - mí tú zhī fǎn
like fans being out of use after autumn - qiū fēng tuán shàn