标题NETWORK

　　A network is a system that sends and receives data and messages，mainly through a cable.A network enables a group of computers to communicate with each other，share peripherals (such as hard disks and printers)，and access remote hoster or ot her networks.
　　网络
　　网络是一种主要通过电缆发送和接收数据和信息的系统。网络可以使一组计算机之间进行相互通讯、共享外部设备(例如硬盘、打印机)以及对远程主机或其它网络的访问。