WAN 
(wăn)
(wăn)n.
A communications network that uses such devices as telephone lines, satellite dishes, or radio waves to span a larger geographic area than can be covered by a LAN.
[w(ide) a(rea) n(etwork).]
| 单词 | WAN |
| 释义 | WAN (wăn)n. A communications network that uses such devices as telephone lines, satellite dishes, or radio waves to span a larger geographic area than can be covered by a LAN. [w(ide) a(rea) n(etwork).] |
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