计算机类搜索引擎及目录索引

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新闻组 Usenet：

CyberFiber Newsgroups - Directory of newsgroups on the Internet.

usenet.google.com - Usenet search engine. Locate and search archives of newsgroups.

Liszt's Usenet Newsgroups Directory

RemarQ - Search thousands of dynamic and exciting usenet community discussions. Search, browse, read, post, and have fun.

Talkway - Usenet search.