The nodes have the relationship to the context node specified by the axis. 节点与轴指定的上下文节点(CN)有关系。
A location path selects a set of nodes relative to the context node. 定位路径选定相对于上下文节点(CN)的一个节点集合。
If the argument is omitted, it defaults to the context node. 如果省略该参数,将默认为上下文节点(CN)。
The expression is evaluated with respect to a certain context node, which in this case is the entire document. 表达式是针对特定的上下文节点(CN)计算的,在这个例子中是整个文档。
The concepts of context node and version association table are proposed to solve the problem of inconsistency between structure version and content version effectively. 提出了上下文结点和版本相关表的概念,用以有效地解决结构信息版本和内容信息版本之间的不一致性问题。