a computer network that spans a wider area than does a local area network
例句
用作名词 (n.)
A high-speed Wide Area Network probably provides the most efficient performance for a grid application. 高速广域网也许能为网格应用程序提供最优的性能。
Packet switching was used to transmit data to connect mainframes and minicomputers over wide area networks around the world. 分组交换是用于传输数据，通过广域网把世界各地的大型机和微型机连接起来。
美
