So, he writes: To the psychologist alone can such questions occur as: Why do we smile when pleased and not scowl?

他这样写到：,对哲学家本身说,会出现这些问题：,为什么开心时我们微笑而非皱眉？

耶鲁公开课 - 心理学导论课程节选

I started thinking, you know what, the reason why in the United States we have such a problem,

你知道我开始想什么了吗，我在想为什么在美国我们会出现如此的问题，

发挥创造力的瞬间 - SpeakingMax英语口语达人

All right, that's just an opening thought about why melodies show up in the top part of the texture.

好吧,这只是一个引导性的思考,为什么旋律会出现在织体的上部

耶鲁公开课 - 聆听音乐课程节选

And that is how come he got involved in this, obviously this is talking about crystal formation.

这也是为什么他会出现在这里，结晶学就是研究晶体的形成。

麻省理工公开课 - 固态化学导论课程节选

Why is that since there seems to be so many ? opportunities now?

现在应该有很多机遇,为什么还会出现这种情况呢？

普林斯顿公开课 - 国际座谈会课程节选

We'll talk about why that's been the case as we go through.

随着课程的进行,会讲为什么出现这种情况

耶鲁公开课 - 生物医学工程探索课程节选

So, let's take a look at one of these rows in more detail to think about why this might be happening, and it turns out the reason that these glitches occur are because the sub shell structure predominates in certain instances, and that's where these glitches take place.

那么，让我们仔细地看一看其中一行,想一想为什么会这样，结果是这些小偏差的出现,是因为在一定情况下,亚壳层结构会产生重要影响，这正发生在小偏差出现的地方。

麻省理工公开课 - 化学原理课程节选

Why? Why are seeing this massive contraction?

为什么,为什么会出现这种情况呢

耶鲁公开课 - 博弈论课程节选

I have to believe that the bulk of the killing took place on the flight and so that's why that works out.

但我相信,惨重的伤亡会在逃跑时出现,这就是为什么会算出那么惨重的伤亡数字

耶鲁公开课 - 古希腊历史简介课程节选