没有涉及到视频或音频，之所以这样做，有一个很好的理由。

There has been no mention of video or audio, and there's a good reason.

youdao

之所以这样做，是因为这方便了我以后的工作并且节省了许多时间。

The reason I choose to bookmark something is because I think it can save me time or make my life easier in some way.

youdao

但是，他们之所以这样做仅仅是因为他们害怕你为之做出的反应。

But, they do it because they are simply scared of your reaction.

youdao

I could have just done this, and the only reason I didn't here is just because now I look - at this, and now it's just getting confusing for me -- even for someone who's been programming for a while.

我本可以这样做，我之所以没有这样做是因为,现在我看着这个，它是我有点迷惑了-,甚至是对于某些已经写了一段时间程序的人来说。

哈佛公开课 - 计算机科学课程节选

But you could. So we were with races monkeys for 2 reasons.

但是你们可以这样做，我们之所以用猴子来做试验有两个原因。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选