So both of these stories involve floating point values, but only in this case am I actually allocating memory.

所以这两个故事都涉及到浮点类型，但是只有那样我们才能真正地分配到内存。

哈佛公开课 - 计算机科学课程节选

Alright, so it turns out there're two other useful types that you don't get for free out of the box.

我们还是回到这里，还有两种很有用的数据类型,这两种都不用担心内存不足。

哈佛公开课 - 计算机科学课程节选

When you call a function, what actually happens is that function gets its own chunk of memory that's identical in size to the data type that it expects.

当你调用一个函数，实际上发生的是,函数得到了自己的内存块，相同的类型,是占有一样大小的内存的。

哈佛公开课 - 计算机科学课程节选