A node can contain text, attributes, other nodes (hence, the hierarchical nature of XML), and a few other specialized things (such as processing instructions and comments).
节点可以包含文本、属性、其他节点(因此形成XML的层次结构)以及其他一些特殊的东西(比如处理指令和注释)。
The first one is about the asynchronous nature of Node.
第一个是关于NodeJS的异步其本质的问题。
Channel changes in the irregular nature of the mobile node, adding or withdrawal from the network topology can also lead to other changes.
无线信道变化的不规则性、节点的移动、加入、退出等都会引起网络拓扑结构的动态变化。
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