正如您所料，超级集群受到以下几个限制。

As you might imagine, super clusters do have some associated limitations.

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正如您所料，这个构造函数将在创建类的一个实例时得到调用。

This will be called whenever an instance of this class is created, just as you would expect.

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正如您所料，默认值的类型必须与成员变量声明的类型完全相同。

As you might expect, this must be the same type that you declared for the member variable.

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