网站地图的三大因素：文本、连结、关键词，都极其有利于搜寻引擎抓取主要页面内容。
Site Map of the three major factors: the text, links, key words, are extremely beneficial to the search engines crawl the main page content.
搜索结果页面在连结标题之后显示的描述文字一般是搜寻引擎在本页正文中最先抓取到的含有关键词的那段文本。
Search results page after the title appears in the link text is generally described in the page search engine to crawl into the body of the first period of the text containing keywords.
你的最后销售策略的搜寻引擎的成功仰赖你的关键词字选择。
The success of your search engine marketing strategy ultimately depends on your keyword selection.
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