虽然搜索引擎的风格和形式多种多样，但它们几乎全都使用基于词汇的索引方式来快速定位匹配项。
Search engines come in many flavors and forms, but almost all use some form of term-based indexing to rapidly locate matches.
大多数搜索引擎的工作方式是：在Web上爬行，索引并过滤在海量数据库中找到的内容，然后搜索这些数据库以找到匹配特定搜索查询的结果。
Most search engines work by crawling the Web, indexing and filtering the content they find into massive databases, and searching these databases to find results matching a particular search query.
利用搜索引擎营销和搜索引擎优化是最好的方式做到这一点。
Using search engine marketing and search engine optimization is the best way to do that.
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