call back 1. 叫…回来 He was about to leave when his wife called him back. 他正要走时，妻子把他叫了回来。 2. 收回(意见等)，取消(声明等) I don't think he'll call back his promise. 我认为他不会收回诺言。 3. 再打电话；再打电话给 He is not in. Please call back(call him back) later. 他不在。请过一会儿再打来(再打电话给他)吧。 4. 回电话；回电话给 I called him up at five, but he didn't call back(call me back) till six. 我5点钟打电话给他，可是他直到6点钟才回电话(给我回电话)。