如果你想在晚上出门，这也是你的选择，但影响到白天的课堂表现会是很愚蠢的。

It's also your choice if you want to go out at night, but you will be foolish to let that affect class performance during the day.

youdao

此时此刻，致力于第三步是很愚蠢的。

Working on step three, at this point, would be foolish.

youdao

也许这种信仰和主谓划分，是很愚蠢的？

Might not this belief and the concept of subject and predicate be a great stupidity?

youdao

And will make mistakes. And therefore, you write your programs so that catastrophes don't occur when those mistakes are made.

就是人是很愚蠢的，会犯错误的，因此，你要这样设计你的程序,以达到当犯错误时避免大事故的目的。

麻省理工公开课 - 计算机科学及编程导论课程节选

These are stupid questions, because once you understand what they're asking, the answer is just built in. It follows trivially.

这是些很愚蠢的问题,因为一旦你明白了他们的问题,答案就在其中,一切简单明了

耶鲁公开课 - 死亡课程节选

They can pretty much pack it up and go home, because everyone's going to think they're ridiculous, no one will believe what they say, and it's a stupid idea anyway, is basically the gist of this conversation.

他们就可以打包回家了，因为每个人都会认为他们很荒谬，没有人会相信他们的说法，这是个很愚蠢的想法，这就是他们当时谈话的大概意思。

麻省理工公开课 - 化学原理课程节选