Don't stay out in the sun for too long—you can't be too careful.

别在太阳底下待得太久，你得尽量小心。

《牛津词典》

You should be careful and not to eat too much of them, because they swell in your stomach and you can feel like you've overeaten afterwards.

你应该小心不要吃太多，因为它们会在你的胃里膨胀，你会觉得你吃多了。

youdao

You can't be too careful with it!

你越小心越好！

youdao

And you don't have to be too careful or fine about gradations of punishment in the state of nature.

而且在自然状态中，你不必,对实施惩罚的程度太过小心。

耶鲁公开课 - 公正课程节选

I think If you are careful and you don't get too drunk, you should be fine.

我想如果你很小心，而且你别喝太醉就没事。

伦敦的夜生活 - SpeakingMax英语口语达人

You would? Be careful, don't lean over too much.

你会吗，小心别太靠着那栏杆。

耶鲁公开课 - 公正课程节选

Ms. MAYNARD: So I think you want to be a little careful when you get too, you know, too confident in things like that.

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"I think you can't be too careful, " she said.

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But here too, you need to be careful.

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