You should know better than to behave like that.

你应当明白事理，不该那么不懂规矩。

《牛津词典》

I know better than to believe him.

我才不相信他那一套呢。

youdao

You should know better than to go swimming right after eating.

你应该知道饭后不能立即去游泳。

youdao

He argued that babies know better than anyone about when and how much they need to eat.

VOA: special.2009.03.15

Actually, we can do it a little better than that, since we know the game is symmetric, we know that S1* is actually equal to S2*.

实际上我们能得出更多,因为我们知道这个博弈是对称的,我们知道S1*=S2

耶鲁公开课 - 博弈论课程节选

McAfee, you should know better than to use this underhanded method of distributing your software.

FORBES: Adobe! Cut This Nonsense Out!

Still though, Sony should know better than to try to sneak something in there like that.

FORBES: Sony's Latest PR Blunder Buried in New PSN Terms of Service

Yet black Americans know better than to believe those traits are enough to guarantee success.

CNN: Ben Carson, admirable man with a mistaken philosophy