1. 翻手為云，覆手為雨 (fān shǒu wéi yún,fù shǒu wéi yǔ)

   1. 手向上翻時(shí)是云,手向下翻是雨。比喻反復(fù)無(wú)常或善于耍手段、弄權(quán)術(shù) as changeable as the moon;blow hot and cold

翻手為云，覆手為雨是成語(yǔ)。