读者很少能看到我们(我是说如果他们能看到我们的话)，但是我们通过记录、索引、主题词和其他服务接触到许多读者。
Patrons rarely (if ever) see us, yet we touch so many of them directly though records, indexes, subject headings, and other services.
但是绝大多数人很快就抛弃了他它们，投向Google这样的搜索引擎的怀抱，因为后者更加全面，而且能够处理随意的主题词，而不是事先确定的概念。
But most people soon forsook these in favor of search engines like Google that are much more comprehensive, and that work with arbitrary keywords instead of predefined concepts.
本文运用树形结构原理，对汉语主题词范畴索引进行了计算机模型设计。
A computer model of category index for Chinese thesaurus is designed by using a tree structure in this paper.
您有一个站点与企业网络主持有关，因此您也许想要有主题词与相关项目譬如网设计、搜索引擎优化、小企业贷款，等。
IE : You have a site related to business web hosting, so you might want to have keywords associated with items such as web design, search engine optimization, small business loans, etc.
您有一个站点与企业网络主持有关，因此您也许想要有主题词与相关项目譬如网设计、搜索引擎优化、小企业贷款，等。
IE : You have a site related to business web hosting, so you might want to have keywords associated with items such as web design, search engine optimization, small business loans, etc.
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