What a goose you are to do such silly things!

这种蠢事你也做得出来，你有多笨！

youdao

"You silly bird," shouted Chulong, "These rules are known to everyone."

“你这笨鸟，“楚龙叫道，“这些规矩大家都知道。”

youdao

You are a dictionary, and you are supposed to be a watchdog of language, not the one handing ID's to every silly neologism so they can slip past the bouncers.

你是一部字典，你就应该是语言的看家护卫，而不是给每一个愚蠢的新词颁发身份证明，以至于他们可以从语言保镖身边悄悄溜过去。

youdao

In hindsight, attempting to engage the House Republicans on long-term fiscal issues was a silly idea these are people who think you can raise revenues by cutting taxes.

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"If you are to be true to the story, it would be silly for them to say, 'Oh blow, dear me, " he said.

BBC: Loach urges young to defy censors

"When you are marching this far down the field, it is kind of silly to walk off, " said a senior administration official.

WSJ: Pressure Rises on U.S to Trim Troop Numbers in Afghanistan