So, when he was reaching down to the right, for example, the yellow circle up here bended green.

这样，当它去触摸，比如右边黄色圆圈的时候，黄色的圆圈变成了绿色。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

So what's nice if you configure your command line environment appropriately is that things that are so-called executable, programs that you wrote like a.out happened to show up as green.

只要合理设置一下命令行环境,就可以看到，这些所谓的，执行文件,譬如a，out啊等，都会变成绿色。

哈佛公开课 - 计算机科学课程节选