subject directory的造句
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1、This article makes introduction and discussion on sear ch tools, which involves search engine,subject directory meta s...
1、This article makes introduction and discussion on sear ch tools, which involves search engine,subject directory meta search engine, gopher .(本文对因特网搜索工具进行了介绍和探讨，涉及到机器人搜索引擎、主题目录、元搜索引擎、浏览器等。)
subject directory 基本释义
subject directory