元搜索引擎 Metasearch engine
（重定向自Meta search engine）
组件搜索引擎又称集合型搜索引擎，将多个单一搜索引擎集成在一起，提供统一的检索界面，将用户的检索提问同时提交给多个独立的搜索引擎，同时检索多个数据库；并根据多个独立搜索引擎的检索结果进行二次加工，如对检索结果去重、排序等；输出给自己。
Meta search engine
中文百科
英语百科
Metasearch engine 元搜索引擎
（重定向自Meta search engine）
A metasearch engine (or aggregator) is a search tool that uses another search engine's data to produce their own results from the Internet. Metasearch engines take input from a user and simultaneously send out queries to third party search engines for results. Sufficient data is gathered, formatted by their ranks and presented to the users.
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