Geneticists in Canada have discovered a clue to the puzzle of why our cells get old and die.

加拿大的遗传学家已经发现了解开我们细胞衰老死亡之迷的线索。

《柯林斯英汉双解大词典》

We might well ask why our bodies do not repair themselves better.

我们可能会问，为什么我们的身体不能更好地自我修复。

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Ask Why Our brains are wired to be curious.

我们的大脑对好奇总是精力充沛的。

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And that's why the American Recovery and Reinvestment Plan won't just throw money at our problems.

VOA: special.2009.01.09

Why our programs don't work.

为什么我们的程序不能正常运行呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

So, you might say, well, gee, why don't we just power our cars with hydrogen, use an internal combustion chamber.

你可能会说，好吧，哎呀，为什么我们不把氢气,放在汽车内部的燃烧室，来给我们的汽车提供动力呢。

麻省理工公开课 - 固态化学导论课程节选

Get back to working on our health care issues and why our medical costs have skyrocketed!!!

FORBES: New Rule: Fox And Friends Must Stop Blaming Teachers For State Financial Woes

The regional manager, on the phone from another state, asked why our downsized clients appreciated us.

FORBES: 'Come To Jesus Moment' Is The Most Annoying Business Expression On Earth

"There is no reason why our teachers should be trained in separate institutions, " he added.

BBC: Northern Ireland Assembly