It is a stupid question.
这是个愚蠢的问题。
I don't want to do this stupid job.
我不想做这种无聊的工作。
She was not stupid, just lazy.
她不笨，只是懒。
That was a stupid mistake, you should have known better.
那是个愚蠢的错误，你应该知道得更好。
Don't be so stupid, the Earth is obviously round, not flat.
别那么愚蠢，地球显然是圆的，不是平的。
It's stupid to waste food when so many people are hungry.
在这么多人饿肚子的时候浪费食物是愚蠢的。
I can't believe I left my keys in the car, what a stupid thing to do!" (我真不敢相信我把钥匙忘在车里了，做了多么愚蠢的事情啊！
Why did you spend all your money on that? That was really stupid.
你为什么把所有的钱都花在那个上面？那真的很愚蠢。
Refusing to learn from your mistakes is just plain stupid.
拒绝从错误中学习就是单纯的愚蠢。
I know it seems stupid, but sometimes the simplest solutions are the best.
我知道这看起来很愚蠢，但有时候最简单的解决方案才是最好的。
She called him stupid for not understanding the concept, which was quite unfair.
她因为他不理解那个概念而叫他愚蠢，这很不公平。
It's stupid to risk your life for something so trivial.
为了一些微不足道的事情去冒生命危险是愚蠢的。
His decision to quit his job without a backup plan was rather foolish and stupid, in my opinion.
在我看来，他没有备选计划就辞职的决定相当愚蠢。
"To US businesses, it's a stupid move to ban an app that allows Chinese to spend more in the US," said another user.
另一位用户表示：“对于美国企业来说，禁止一款能让中国人在美国消费更多的应用是愚蠢的做法。”
If I don't know what they're talking about, clients could not possibly know what all these stupid terms are.
… Everything that increases the tension between the two … is stupid, stupid and stupid.
"It was a sense of superiority, but somehow stupid.
Purchasing the Ballet Cat is like paying stupid tax, she added.
Dimon said he would not allow JP Morgan traders to trade bitcoin, noting that "it's against our rules and they are stupid.