Link construction rationalize has profit inside to SEO, most at least can reduce number of spider inner ear, rising to what website whole page ranks also is very useful.

内链接建设合理化对SEO是有好处的，最起码可以减少蜘蛛迷路次数，对网站整体页面排名的提高也是很有用的。

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Also one of the most useful resources you'll find is the course's website; where not only will the obvious be posted like handouts and such, pests in the syllabus, but there will also be a variety of tools that you can turn to over the course of the semester including our own videos.

而且你将发现最有用的资源之一就是课程网站,这里不仅有讲义,教学大纲的错误之处，还有大量课程中使用的工具,包括我们自己的视频等,这对这学习很有帮助。

哈佛公开课 - 计算机科学课程节选