数据类型变量是一种业务对象或一种简单的类型，例如字符串或整数。

A data type variable is a business object or a simple type such as string or integer.

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为获得此数据，您必须首先创建一个该类的对象，将其存储在一个变量中。

To get this, you must first create an object of the class and store it in a variable.

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访问数据点变得和访问对象变量一样简单。

Accessing data points becomes as easy as accessing object variables.

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