主要实现代理服务器，英文全称是 Proxy Server，顾名思义，其功能能就是代理网络用户去访问与接收网络信息。形象的说来，它就是网络信息的中转站。 -Proxy server, the English name is Proxy Server, the name suggests, its function is the agent network users to access and receive network information. Said the image, it is