backstage
adjective, adverb uk/bækˈsteɪdʒ/ us/bækˈsteɪdʒ/
后台的,幕后的;在后台,在幕后
in the area behind the stage in a theatre, especially the rooms in which actors change their clothes or where equipment is kept
We went backstage after the show to meet the actors. 演出结束后我们去后台跟演员们见面。
backstage workers 幕后工作人员
秘密的;秘密地
If something happens backstage, it is not generally known about.
The organizers say it's a fair contest but who knows what goes on backstage? 组织者说这是一场公平的比赛,但谁知道背后有什么名堂呢?