This is a fancy way to say that the comparison involving the entire set is true if the comparison is true for some node in the node-set - in other words, if a node exists that makes it true.

这种奇特的说法的含义是只要对节点集中某些节点比较成立，则整个集合的比较也成立—换句话说，只要存在一个节点则结果为真。

youdao

With words, we cover our life with a web of deception. There is a feeling that if we continue to elaborate the deception, it will finally become true.

通过言辞，我们用自欺之网来覆盖我们的生活，我们感觉到如果我们不断修饰幻像，幻像最终会成为真实。

youdao