哀梨蒸食

Explanation: Will be sad to eat steamed pear. Metaphor does not know what's what. Unwittingly ruined a good thing. 　　Usage: The main predicate; as object, attribute; containing derogatory 　　Source: Southern Song Liu Yiqing "Shi light slander": "Huan Nelson each to see people unhappy, Noir anger, saying: 'Jun was Aijia pears, no steam when food is not complex?'"