[usually singular]if a person in public life makes a comeback, they start doing something again that they had stopped doing, or they become popular again复出；重返；再度受欢迎
an ageing pop star trying to stage a comeback试图重返歌坛的已经上了年纪的流行音乐歌星
The player is on the comeback trail after a serious knee injury.这名运动员经历了严重的膝伤之后正准备复出。