Well within the next few weeks we will dive into all sorts of languages but the first one is a little something Scratch called Scratch.

在未来的几个星期,我们将接触各种程序语言,第一个就是。

哈佛公开课 - 计算机科学课程节选

In scratch, a condition looks a little something like this.

简单来说，一个条件判断就像这一样。

哈佛公开课 - 计算机科学课程节选

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

So variables you were introduced to in scratch, and there was this idea of global and local variables, but scratch called them something a little different.

在scratch中所介绍的变量，这里有一个全局变量和局部变量概念，但是scratch中有不同的叫法。

哈佛公开课 - 计算机科学课程节选