So, as these products form, they continue to fall out of the way and keep this interface open.

因此随着产物的生成,金属钛会下沉，使得界面仍然保持开放。

麻省理工公开课 - 固态化学导论课程节选

Notice the form of it, it's just the name of the class followed by open paren, close paren, treating it like a function.

我该怎么来使用类呢？,好，我可以像调用方法,一样调用类，你可以在下面看到，创建一个名为。

麻省理工公开课 - 计算机科学及编程导论课程节选