说明：  计算机是组成计算机网络的基础。作为网络结点的计算机必须是能够独立运行的计算机系统，该计算机可以为“他人”提供资源共享服务
(computer is composed of the computer network infrastructure. As a network node computer must be able to operate independently of the computer system, The computer for the "other" to provide resource sharing services)