U.S.Defense Secretary Robert Gates has rejected calls for a withdrawal deadline for American troops, saying that would be a "strategic mistake".

VOA: standard.2009.09.28

I think that's probably like the most common mistake for Koreans.

对韩国人来讲这是个普遍的易错的问题。

韩国人经常犯的失误 - SpeakingMax英语口语达人

If you have a real gas and you write du is Cv dT and your path is not a constant volume path, then you are making a mistake. But for an ideal gas, you can always write this. And this turns out to be very useful to remember.

对于真实气体，如果其变化过程,不是恒容的，du=Cv*dT就不成立，但对于理想气体,这条规则永远成立,这一点非常有用，请记住。

麻省理工公开课 - 热力学与动力学课程节选

Poor Mommy wouldpay the price for that mistake.

VOA: standard.other

That's the mistake that is important for us to get clear about.

这就错了,这是个我们要避免的错误。

耶鲁公开课 - 死亡课程节选

The reason why you're feeling that way is because the barista made a mistake and gave you caffeinated espresso when you asked for decaf " or maybe you just love me." Right.

原因在于,店员犯了错,给了你带双倍咖啡因的咖啡，而不是无咖啡因的,或者你是真爱上我了。

耶鲁公开课 - 心理学导论课程节选