Well, unfortunately in C, you have to be ever so specific as to what you wanna put in the variable.

很不幸，在C语言里，给变量赋值之前,你必须搞清楚它的数据类型。

哈佛公开课 - 计算机科学课程节选

Well basically what we're doing is we're giving ourselves the ability to create data types the same way that we have some built-ins, so we have things like int, float, string, these are built-in data types.

就是要赋值我们自己创建,和内置的数据类型,相同的数据类型的能力,我们有一些内置的数据类型，如int，float，string等，如果你考虑下这些数据类型。

麻省理工公开课 - 计算机科学及编程导论课程节选

In order to create any kinds of expressions, we're going to need values. Primitive data elements.

因此下一节课，Python的一些简单介绍，我们需要值或者基础的数据类型l来创建。

麻省理工公开课 - 计算机科学及编程导论课程节选