它包含对4个虚构人物的描述，但是每个描述都有不同的属性集。
It contains descriptions of four fictional people, but the descriptions each have different sets of properties.
我们为群集示例要使用的这个数据集同样也围绕着我们虚构的BMW经销店。
The data set we'll use for our clustering example will focus on our fictional BMW dealership again.
我们用于分类示例的数据集所围绕的仍然是我们虚构的BMW经销店。
The data set we'll use for our classification example will focus on our fictional BMW dealership.
若要查看应用程序域策略如何用于限制授予的权限，请参考下表中所示的虚构的权限集和策略级别。
To see how application domain policy is used to restrict granted permissions, consider the fictitious permission sets and policy levels shown in the following table.
若要查看应用程序域策略如何用于限制授予的权限，请参考下表中所示的虚构的权限集和策略级别。
To see how application domain policy is used to restrict granted permissions, consider the fictitious permission sets and policy levels shown in the following table.
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