La Russa said that the villainous and cowardly aggressors who have once again hit in the most vicious way should know Italy will not stop its mission, and will continue to assess it with its international allies.

VOA: standard.2009.09.17

Now, rather than go through this again and again, because frankly you can probably see where this goes before long we're gonna hit some problems.

现在，不是一次又一次做这些了，坦白说，你也许可以看到,我们马上要遇到一些问题。

哈佛公开课 - 计算机科学课程节选

I want to try to hit the points that I think are important to remember because they're going to be concepts that come up again and again throughout the course, and I want to make sure that we're on the same page.

我会讲一些我认为非常重要的内容和概念,这些内容和概念,将会在这个课程中反复出现,我要求每个同学都要完全掌握这些内容

耶鲁公开课 - 生物医学工程探索课程节选

Imagine I have a little lamp, a little goose- one of those little gooseneck lamps, I'd put it on the table here, I'd put the height about a f-- about a foot off the table. And if I was really good, - I could hit, or time it so that when I hurt- yeah, try again. When I turn this on switch on in the lamp, at exactly the same time, I'm going to hit a key on my computer and start it running.

想象下我有一个那种小雁颈台灯-,我把它放在桌子上，大概离桌子，有一英尺那么高吧,这样挺好的，我可以打开-,或者关闭这灯,并在这同时，我可以让我电脑,开始运行。

麻省理工公开课 - 计算机科学及编程导论课程节选

Again, let t* be the time when you hit the ground.

设 t* 为落地的时间

耶鲁公开课 - 基础物理课程节选