The "abstract" node class, or _xo_, has a few "magic" behaviors in itself.
“抽象”节点类，或者_ XO _，本身有一些“神奇”的行为。
It can attach itself to a church or a class, or it may work in a merely negative sense, against something or other and without the need for any positive object of loyalty.
这情感可以依附于一座教堂，一个班级，或者仅仅表现在消极的一面，反对着这些那些，不需要一个积极的具体事物来寄托忠诚。
The cloud has now been promoted to a first-class actor in the network diagram itself.
现在云已经在网络图中扮演着主要角色。
In the original Address class, it had to be concerned about how to format itself.
在最初的address类中，它必须关注如何进行格式化。
In particular, the class itself has no way to avoid dangling Pointers.
尤其是，类本身无法避免悬垂指针。
In particular, the class itself has no way to avoid dangling Pointers.
尤其是，类本身无法避免悬垂指针。
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