Such modifications of the document structure during parsing can result in a smaller memory footprint for the DOM tree, and also reduce the time spent traversing a document and modifying it in memory.

这种在解析期间修改文档结构的做法可以使 DOM 树占用更少的内存，而且还可以减少在内存中遍历和修改文档时所花的时间。

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RXP works by building a compact in-memory tree structure of the XML document being parsed.

RXP通过为所要解析的XML文档构建一个紧凑的内存树结构而工作。

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This reduces memory usage during the iteration because the stack depth is constant instead of dependent on the height of the tree.

这减少了迭代过程中的内存占用，因为堆栈深度始终保持一致，而不依赖于树的高度。

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The family have already planted a tree and daffodils in memory of Jamie there, getting the toddler's friends involved.

BBC: Charity honours Jamie Heaton killed in Shaw blast

To secure the memory, Hagel stood for a photo at the same large tree that his family had posed in front of during that reunion.

NPR: Hagel Mixes Business And Memories In Asia Trip

The school is planning to erect a memorial bench and tree in memory of Kyle, as well as a cup dedicated to inter-house football competitions.

BBC: School memorial for cricket ball death boy Kyle Rees