用尽心机

Explanation: Scheming mind. Exhausted mind. 　　Usage: Verb-object type; for the predicate; containing derogatory 　　Source: Ming Wang Shizhen "Ming Fung Kee" fourth out if not match up, how was reused? Therefore pains, visit today is his birthday too, pre-sent life poured into a pair of candles. " 　　Examples: This is even Xumao Yong and his ilk ~, can not be denied. ★ Lu Xun "且介亭杂文 the end of series A and on the anti-Japanese united front Xu Maoyong" Thesaurus:  rack one's brains in scheming, Tricks, body eat