fun and games
开心无虑的活动或时光
口语·形容轻松或恶作剧活动
英文释义
casual or lighthearted amusement or entertainment, often with an element of mischievousness or teasing
例句
It's all fun and games until someone gets hurt.
典故来源
源自儿童玩耍的轻松场景，常带调侃意味，暗示事情可能变严肃。