isolated node的意思|示意

Then, the attributes of each node named "style" are isolated using the partial predicate @style.

然后使用谓词 @style 取出每个节点的 “style” 属性。

Even if you retrieved the complete document from the database, you can still use sub-document updates to update isolated node values in the source document.

即使从数据库中获取了完整的文档，仍然可以使用子文档更新更新源文档中单独的节点值。

This means that any isolated node releases resources it would otherwise own.

这指的是任何单独的节点将释放它所拥有的资源。