ㄊㄧㄢtiānㄋㄢˊnánㄉㄧˋㄅㄟˇběi

  1. 比喻距離鏡花緣·》:此後不惟天南地北。」海北天南」。

  2. 講話主題無所不談天南地北。」

distant places, all over the country, (to talk)​ about this and that