that's a new one on me. said when someone has just told you a surprising fact that you did not know before 当有人刚刚告诉你一个你以前不知道的令人惊讶的事实的时候，你会对他们说“that's a new one on me” 我以前从没听说过 A: Sian and Richard are getting married. 沙恩和理查德要结婚了。 B: Really! That's a new one on me! 真的?我还没听说呢!