So that explains one of our glitches here, but we have another glitch, and that second glitch comes between nitrogen and oxygen.

那么我们的第一种小偏差已经解释清楚了，但是我们还有另外一种，它在氮和氧之间发生。

麻省理工公开课 - 化学原理课程节选

And notice, unlike Scratch where some of you might have realized it starts to get a little ugly, you have an "if else" and then you have another here and another one and things start to move and move and move like this, it gets very messy.

请注意，不像Scratch，在那里,你们其中某些人可能认识到它变得有点丑，你有一个“if，else“然后这里又另一个,那里又有一个，代码就像这样开始跳转，跳转再跳转,它开始变得有点凌乱了。

哈佛公开课 - 计算机科学课程节选

> What exactly is the difference with this system that we have here of compiling and say another compiler for one like the C++?

>在这个系统上编译,跟在我们这编译有什么不同吗？,也就是说，有没有其他的编译器供C++等语言使用？

哈佛公开课 - 计算机科学课程节选