| 释义 |
●ˌact ˈup (informal) 1. to make sb annoyed by behaving badly, trying to get attention, etc. 捣蛋；调皮；淘气◆The kids have been acting up all day.
孩子们一整天都在闹个没完。2. if a machine or part of the body acts up, it does not work as it should （机器或身体部位）出毛病，不正常◆The car’s acting up again.
车又坏了。◆My ankle is acting up (= is painful and causing problems).
我的脚踝疼了起来。SYN play up NOTE Act up is often used in the progressive tenses. * act up 常用于进行时。[v + adv] |