A search facility that can transparently search across multiple knowledge bases and combine the results.

搜索工具，可以用来透明地搜索多个知识库，并将结果组合到一起。

youdao

A search facility that can transparently search across multiple knowledge bases and combine the results.

搜索工具，可以用来透明地搜索多个知识库，并将结果组合到一起。

youdao