It "s silly of you to trust him."

你想信他的话，真是愚蠢。

youdao

It? S silly to quarrel over trifles.

在小事上争吵是愚蠢的。

youdao

We are laughing at the clown 's silly antics.

我们因小丑笨拙的动作而发笑。

youdao

The education secretary called the objections to the president's speech "silly."

VOA: special.2009.09.10

But,says Lucretius,that's silly,right?

根据卢克莱修说，这结论太愚蠢？

耶鲁公开课 - 死亡课程节选

But that's silly.

但这是很愚蠢的。

耶鲁公开课 - 死亡课程节选

Public views, especially among the young, hold that discrimination is not only wrong, it's silly.

CNN: 2013: America on the cusp of social change

" And "Re: CERN, some ppl say it's silly to put so much money in something few people understand.

CNN: Higgs Boson humorists get mass following

"That's silly, " she said when I told her this after we were married.

NPR: Chapter 1