深网，看不见的网络，或隐藏的网络是万维网的一部分。
The deep web, invisible web, or hidden web are parts of the World Wide Web whose contents are not indexed by standard web search engines for any reason.深网，看不见的网络，或隐藏的网络是万维网的一部分。
The deep web, invisible web, or hidden web are parts of the World Wide Web whose contents are not indexed by standard web search engines for any reason.