| 单词 | WAN (Wide Area Network) |
| 释义 | WAN (Wide Area Network) A network that covers a wide geographic area such as a state, province, region, or country.The Public Switched Telephone Network (PSTN) is a voice-oriented WAN.The Internet is a data-oriented public WAN.WANs can serve to interconnect LANs and MANs. See also LAN and MAN. |
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