胡打海摔
      Explanation: Analogy can withstand knocking, not delicate.
      Source: Qing Cao Xueqin's "Dream of Red Mansions," the seventh back to the children in our house than not, Hu's used to playing in the sea fell. "
      Examples: Let's children than not, ~'s accustomed to. (Qing Cao Xueqin's "Dream of Red Mansions," the seventh back)