I'm gonna zoom in a little more and notice it's pretty much 1, 2, 3, 4, 5, 6, 7, 8, 9 lines of code and that's kind of rounding up because of the white space.

我现在放大一点，大家会看到，2，3，4，5，6，7，8，9行代码，多亏了空格,这些代码才能看起来如此美观。

哈佛公开课 - 计算机科学课程节选

If you zoom in up top, which I can't quite do with a keynote here, it says, "This last minute shopping, bargain hunting."

如果你想追根究底，我也不能,在这里做一个主题演讲，它说，“这是最后一分钟购物，特价商品大甩卖“

哈佛公开课 - 计算机科学课程节选

So, if there is one section of the lecture that I went a little too quickly for, you could say, gee, if I could just see that five minutes, you could click on it, zoom into that five minutes, play it a few times, and then say, I still don't know what he's talking about.

所以，如果有那节课,我上得过快，你可以说，天啊，我多希望我能看到那5分钟，你就能点击它，选择那五分钟，播放几次，然后说，我还是不知道他在说什么。

麻省理工公开课 - 固态化学导论课程节选

So, we approached this machine here, the photograph is a little blurry, but it was very clear to us but if you zoom in on the screen and apologies for the reflections, again, this was just taken with my cell phone, you see what appear to be three huge buttons and at the top it said something like have a Charlie Card, which may very well apply to a lot of locals.

所以，我们走近这个机器，这个照片有点模糊，但对于我们来说是清楚地,如果我把它在屏幕上放大，我对这个影像感到抱歉,但是，这是用我的手机拍的,你们可以看到这里上面有三个很大的按钮,写了一些关于Charlie卡片的东西，对本地人来说是相当熟悉的。

哈佛公开课 - 计算机科学课程节选