We kept asking: Why do we do it? What's our goal?

我们一直在问：我们为什么要这么做？我们的目标是什么？

youdao

Why do we do it here?

我们为什么不这么做呢？

youdao

People interested in the above article Snoring: Why Do We Do It?

“感兴趣的人以上文章”打鼾：我们为什么这样做？

youdao

"Why should we do something when we've already done it?" But he recognizes that some people have strong feelings about the issue.

VOA: special.2010.04.28

Now why--and here is the question why do we get this nervousness about the relationship between what I know and how I know it arising at this moment?

问题是,为什么那时候我们对,我知道什么和我如何知道的关系如此神经紧张？

耶鲁公开课 - 文学理论导论课程节选

This quantity is exactly zero for an ideal gas and we'll discover why eventually it has to do with what we mean by an ideal gas it turns out.

对理想气体它是零,这点我们接下来会知道是,为什么，这与为什么我们叫它理想气体有关。

麻省理工公开课 - 热力学与动力学课程节选

So, since preferring potential over a proven record is both risky and inherently irrational, why do we do it?

FORBES: The Surprising Secret to Selling You

What we do is ethereal so why do we need to taint it with confusing, mundane legalese?

FORBES: Check Your Ego at the Door: Tips for Creative Collaboration

But once it comes in, not only do people accept it, they say 'Why didn't we do it before?

BBC: New York's outdoor smoking ban: Will the world follow?