语音讲解：
　　　(点击右键“另存为”可下载语音)

　　a caustic, biting expression of verbal retaliation know one to someone who had immediately before called the speaker some derogatory name; i.e., having been called a liar, the speaker responds with: " well, it takes one (a liar) to know one (a liar)"

　　辛辣的措辞，口头报复刚才说话者的人，例：说话者因被称为说谎的人而报以“彼此彼此”。

　　So you say that I'm a cheapskate, do you? Well, it takes one to know one!

　　你说我是个吝啬鬼，是不是？彼此彼此！