In DOM Level 2, renaming a node was a relatively expensive operation: You had to create a new node, copy all the data to the new node, insert the new node into the tree, and delete the old one.

在DOM Level 2中，重命名一个节点的操作代价较高：必须在树中创建一个新节点，并删除老的节点。

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Last, insert this node into the cluster: tyd -m 192.168.1.10.

最后，将这个节点加入到集群之中：tyd - m 192.168.1.10。

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Insert-after is similar to insert-before but adds the element after the selected node. You could insert element model as follows.

insert - after类似于insert - before，但是在选定的节点之后添加元素。

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