在英语中，"Don't be silly" 或 "Don't be ridiculous" 都可以用来表示 "不要搞笑" 的意思。这些表达的来源可能来自口语表达中常用的那些话。
例句：
Don't be silly, you can't pft that car by yourself. (别闹了，你自己是没办法举起那辆车的。)
Don't be ridiculous, there's no way we can fit all of this stuff in that tiny suitcase. (别开玩笑了，我们根本放不下那么多东西进那个小提箱里。)
例句：
Don't be silly, you can't pft that car by yourself. (别闹了，你自己是没办法举起那辆车的。)
Don't be ridiculous, there's no way we can fit all of this stuff in that tiny suitcase. (别开玩笑了，我们根本放不下那么多东西进那个小提箱里。)