bounce off the walls
非常兴奋或过分兴奋
口语·形容极度兴奋或好动
英文释义
to be extremely excited, hyperactive, or restless
例句
The kids had too much sugar and were bouncing off the walls all afternoon.
典故来源
源于儿童过度活跃时像球一样在房间里弹跳的生动比喻。