提示：点击例句中的单词，就可以看到词义解释

Write 200-300 word articles and submit them to article directories .

写一篇200-300字的文章，提交到目录库。

Find other small business blogs on blog directories

以从博客目录中获取其他小企业的博客

Unlike highly automated search engines , directories are manually compiled taxonomies of websites .

和高自动化的搜索引擎不同，目录是手工编制分类的网站。

Submit rss feed and blog url to prominent rss and blog directories / search engines .

给优秀的rss和博客目录/搜索引擎提交rss订阅和blog网址。

Using diff is simple whether you are working with single files or entire source directories .

不论是对于单个文件还是整个源码目录，使用diff都很简单。