As every time we introduce a new programming concept, we'll relate it back, as we have been doing consistently, to defensive programming.

我们每次介绍一个,新的编程概念的时候，就会和以前讲的联系起来，就和我们介绍防卫性程序设计一样。

麻省理工公开课 - 计算机科学及编程导论课程节选

What TEAL does is a number of things, most importantly, from a lot of new point is we introduce physics laboratory at the terms of small desktop experience that are done in the classtory.

而TEAL项目所做的事情有很多，最重要的是提出了一个新观念,即引入物理实验室,以小型桌面实验为主的,在一种新型教室里进行。

麻省理工公开课 - 媒体、教育、市场课程节选