How come you never believe me?

你怎么从来都不相信我？

youdao

How come you are not at work today?

今天你为什么不上班呢？

youdao

How come you are working here?

你怎么在这里工作？

youdao

"We discovered this bicycle co-op. You can come in there and just sort through a whole garage of old parts and they'll teach you how to basically build a bicycle from the scraps."

VOA: special.2011.05.20

What does come out, which is very useful is, if you do run the reaction, here's how much heat comes out.

能得到的结果是，如果我们进行这个化学反应，有多少热量放出，当然这也是很重要的。

麻省理工公开课 - 热力学与动力学课程节选

And then the questions come out and they're questions like, " "How much do you love your country?"

然后问题会出现在屏幕上，比如，“你有多爱你的国家“

耶鲁公开课 - 心理学导论课程节选

Players and critics often respond simply: If you're so poor, how come you're so rich?

FORBES: Mets Co-Owner Throws Brushback Pitch

How come you hear about milk subsidies all the time but never bread subsidies or meat subsidies or beer subsidies?

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How come you rarely see stories about who profits from this slush Niagara as you are carpet bombed by campaign ads?

FORBES: Buying Votes By Selling Public Office