Barack Obama said he came to Turkey at the end of his first overseas trip as president for a reason.

VOA: standard.2009.04.06

the first reason that we gave and we are just finishing up is because the question that we ask, whether it's the research questions that we ask, or the questions that we ask of ourselves, or our partners,matter.

我们之前讨论完的第一个原因是,我们提出的问题很重要，无论它是不是我们的研究问题，或我们为自己所问的，或为我们的伴侣问的。

哈佛公开课 - 幸福课课程节选

The reason I got to be a soccer team captain in the first place was because my coach said,

我最初之所以成为球队队长是因为我的教练说，

足球部队长的领导力 - SpeakingMax英语口语达人

We will initially think about the first question: Do we have any good reason to believe in souls at all?

我们将要开始考虑第一个问题,我们到底有没有理由去相信灵魂的存在

耶鲁公开课 - 死亡课程节选

The reason for that is two reasons: first, I want to run it as a workshop, in which you involve and participation.

这样是因为：,首先，我想把课上成一节讨论课，让大家积极参与。

麻省理工公开课 - 电影哲学课程节选

That was the whole reason for entering society in the first place, to protect the right to property.

这就是当初人们加入社会的初衷，为了保护财产权。

耶鲁公开课 - 公正课程节选

There's a reason why the first attempt to even write about international law comes at this period.

这也就是为什么在这个时期,会有人在历史上第一次尝试撰写国际法

耶鲁公开课 - 欧洲文明课程节选

So let's imagine we're playing the game again, once again you're going to the movies, once again the first one didn't happen so you didn't for some reason it was cancelled that night because someone had a bad cold or something.

我们再来进行一次这个博弈,假设你们又要一起去看电影,由于种种原因,第一天晚上你们都没有看成,假装因为有一个人感冒了

耶鲁公开课 - 博弈论课程节选

Now, the reason we're going to wait until next week is the first concept sheet is unusual in that it's not just you writing about whatever you want, but it's writing about your dietary analysis.

好了,要等到下周再发的原因是,第一篇论文有个特别之处,你不仅要把想法写下来,还要写你的饮食分析

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But that merging process only takes N steps, N*log N so that's N times log of N. Now, it's a little tricky to reason through this perhaps the first time, let's just take a very simple example and see if we can do a little sanity check here.

但这个合并过程只需要N步，所以时间复杂度是,第一次对此进行推论可能会有点儿棘手，我们举一个简单的例子,看看我们能否做一些完整性的检查。

哈佛公开课 - 计算机科学课程节选