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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Hook: Groundhog Day meets Inception, when a government agent finds himself traversing the same time loop over and over - in someone else's body.

看点：《盗梦空间》里的《偷天情缘》，特工陷入时间无限循环——还是在别人的身体里。

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Once the file is opened, the function begins traversing the script file once text line at a time. Each line is read in as a string.

一旦成功打开文件，函数便开始逐行遍历脚本，并把每一行都当作一个字符串读取进来。

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Travel-time data was gleaned via cars traversing local roads and arterial routes in addition to highways.

FORBES: The Most Traffic-Congested Cities In North America

Apart from his obvious gifts, Superman's capacity for continual rebooting has kept him fresh from generation to generation: from leaping tall buildings in 1938 to traversing the solar system and even traveling through time in the 1960s and '70s, to surviving both death and matrimony in more recent decades.

WSJ: The Superhuman Appeal of Superman | By Will Friedwald