mob extra

• 群众演员；临时演员

mob extra的用法和样例：

例句

1. Working as an extra in that film was fun.
   在那个电影里做临时演员很有意思。
2. As I contemplated the notion of farting joints the chiropractor's fleshy hands yanked my head left and then right, as if I was an extra in some martial arts movie.
   如我所料，治疗师用他那双肉嘟嘟的手将我的头向左向右猛的一拉，就完成了关节排气，而我在整个过程中就像动作片中的临时演员。