He uses it very often by concealing it, in fact.

他实际上通过隐藏锋芒来运用学识。

耶鲁公开课 - 现代诗歌课程节选

He makes this really rather snappy by the use of this kind of stuff.

他通过运用这样的元素,让这首曲子更活泼欢快

耶鲁公开课 - 聆听音乐课程节选

in the context of a web page. And increasingly that is where the human computer interaction is, and so will you be empowered by terms and not to just to make a website per se but to make an application, something that's of interest to you, something that solves problems, something that lets you tell someone through the most electronic means possible that you saw them somewhere on campus.

以网页内容的形式表现出来,人机交互的运用将越来越多，而且你将学会编程,不仅能制作网站，还能做出应用程序，一些你感兴趣的东西，一些解决问题的手段，还有一些可以让你通过使用,现有的电子手段来分辨出,校园里面看到的一个人的东西。

哈佛公开课 - 计算机科学课程节选

I spotted an error here, I could have spotted it by running it on different test sets, and using prints things, another way of doing it, but this idea of at least simulating it on simple examples lets you check a couple of important questions.

操作么？我在这里发现了一个错误,我也可以通过运行不同的测试集，或者运用print声明来发现这个错误，但是至少应该用简单的例子来手工模拟下,代码的思想可以让你,对一些很重要的问题进行检验。

麻省理工公开课 - 计算机科学及编程导论课程节选