以水济水

Explanation: Water to water flavor. Metaphor echoed, for things are not good. 　　Usage: Partial official; as predicate, attributive; containing derogatory 　　Source: "Zuo Zhao Gong two years," the so-called king can, can, according to Yi Yue, Jun-called No, No, according to Yi Yue. In terms of water economy of water, who can eat? " 　　Examples: There can be no any, disadvantages must metaphor as ~. ★ Song Yang Wanli, "split with the improper discussion"