So when you define a function, you have, as we've seen these curly braces, that define all ; of the code that's associated with that function; open curly brace code, close curly brace, that is the function.

当你定义一个函数，就像我们看到的这些花括号，定义了与,那个函数相关的所有代码;,左花括号，代码，右花括号，这就是一个函数。

哈佛公开课 - 计算机科学课程节选

Why does it start with square braced square brace?

这为什么以两个,方括号开始呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

Well in C and many similar languages, you have to implement that same bracing structure with your keyboard using an open curly brace and a closed curly brace, so a tiny little detail.

在C语言和一些类似的编程语言中,你也必须搭建同样的架构,同样也得注意前大括号啊,后大括号啊等等这些细节问题。

哈佛公开课 - 计算机科学课程节选