1·Because node structures go in only one direction, they know nothing about the sequence of nodes that precede them.
由于节点结构只指向一个方向，所以它们完全不了解它们之前的节点的顺序。
2·Do this for all nodes in the cluster.
对集群中的所有节点都这样做。
3·You should see the two nodes.
您应该看到这两个节点。
4·It then visits the corresponding nodes in each pattern.
然后它访问每个图案中的对应节点。
5·In this case, it would store its decisions, and then update the array of nodes after its last decision.
在这种情况下，它将存储它的判定，然后在最后一个判定做出后更新数组的节点。