A lack of access to Cuba,says GAO, has made it difficult to obtain nationally representative data on audience size, and decision-makers have had limited information to assess the relative success or return on investment for each transmission method.

VOA: standard.2009.06.18

So p dot Cartesian is a kind of accessor, it's getting access to the data.

这就是为什么，我想要使用访问器的原因。

麻省理工公开课 - 计算机科学及编程导论课程节选

I think of data hiding as basically saying, one can only access instance values, or, we'll call them that, instance values through defined methods.

一个人仅仅可以访问实例变量，或者，我们可以这么来说，通过定义好的方法，来访问实例的变量。

麻省理工公开课 - 计算机科学及编程导论课程节选