ㄑㄧㄥqīngㄖㄨˊㄕㄨㄟˇshuǐ

  1. 比喻官吏十分清廉吏治清明拍案驚奇·○》:況且一清如水之外毫不有錢夤緣?」西湖佳話·》:葛洪到任減刑息訟不消一清如水。」

lit. as clear as water (idiom)​, fig. (of officials etc)​ honest and incorruptible