暗室屋漏

Explanation: Chamber: the absence of light, or private place; House leak: indoor display of ancient place of small account. Refers to the place where others can not see, privacy between 　　Usage: Joint type; as object; containing derogatory 　　Source: Song Zhangshi South "tour Huan Ji Wen," Volume IV: "Although the loss Ya Road, has been under the police leaking chamber is also a considerable trail of who." 　　Examples: Allay, The Touch of Zen Chi Ming; ~, and you see a man of heart. ★ "Ho-kau Biography" The Sixth Round Thesaurus:  to be strictly honest under all circumstances, A leaky house not ashamed, fair