The primary goal of the spammers is to increase the search engine ranking for their client sites, in a process called "black hat search engine optimization (SEO)" or "Spamdexing".

垃圾信息散布者的主要目的就是提高其客户站点在搜索引擎的排名，这个过程被称为 “黑帽式搜索引擎优化（SEO）” 或 “垃圾索引”。

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But, she’d just got entranced by Search Engine Optimization (SEO) for websites. She announced at the start that she didn’t want to talk about email marketing, but about SEO.

但她却从网页搜索引擎优化开始讲起，一开始她就宣布她不想讲关于电子邮件市场推广的内容而想讲搜索引擎优化。

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Search engine optimization (SEO) allows you to increase your online visibility through search engines, generate more online traffic, and drive more customers to your site.

利用搜索引擎优化(SEO)，您可以通过搜索引擎提高在线可见度，生成更大的在线流量并促使更多的客户访问您的站点。

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With Google now as much a verb as a company name, search engine optimization (or SEO)--the process of increasing a site's odds of ranking high in the search stacks--is a key consideration for any e-commerce player.

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Web.com offers this assistance through a subscription-based service that offers Web site design, search engine optimization (SEO), lead generation and Web analytics.

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