performer n. 演奏者；执行者。意义比较广

actor n. 行动者；男演员；作用物。意义相对比较窄,仅指剧目的演员

VW is the star performer of the motor industry this year.

大众汽车在本年度汽车行业中出类拔萃。

He was singled out as the outstanding performer of the games.

他被评选为这次运动会表现最出色的运动员。

The smart money is on him for the best actor award.

内行认为他将获最佳演员奖。

He continued to pursue his goal of becoming an actor.

他继续追求他成为演员的目标。