别动那个，你傻了?。

Don't touch that, do you sawney?

youdao

“别傻了，”马克斯厉声说。“你不会去跟熊斗着玩儿吧。”

"Don't be stupid," Max snapped. "You don't want to go messing around with bears."

《柯林斯英汉双解大词典》

你竟然想爬到那里去，真是太傻了。

You were stupid to try climbing up there.

youdao

Let's assume that you've won the lottery, and have serious money that you foolishly wish to invest in the stock market There are two basic strategies to choose from in investing.

让我们假设你赢了彩票，然后又一大笔钱,而你很傻的想要投资到股票中去,有两个投资策略,可以选择。

麻省理工公开课 - 计算机科学及编程导论课程节选