troup·er /ˈtruːpə $ -ər/ noun [countableC] informal → trooper1. EXPERIENCEDsomeone who has a lot of experience of work in the entertainment business 有经验的演员,老演员,老艺人;台柱子
2. someone who works hard and keeps trying, even when the situation is difficult 任劳任怨的人