该实例讨论了从远程系统中读取购物车的用例。
This example discusses the use case of reading a shopping cart from a remote system.
信息高速公路旨在提供远程电子服务，如远程电子存款、远程电子教育、远 程电子购物、远程电子纳税、远程电子游戏、远程电子可是会议、远程电子租片、远程电子疗诊等等。
The purpose of information superhighway is to provide remote electronic banking, schooling, shopping, taxpaying, game playing, video conferencing, movie ordering, medical diagnosing, etc.
上图显示了在连接表实现中用相同数量的远程调用（即4 个）来检索整个购物车。
The figure shows that the same number of remote calls, namely four, is used to retrieve the entire shopping cart as in the joined-tables implementation.
虚拟现实技术在远程教育、虚拟购物、电力系统、飞行仿真、数字化地球和游戏娱乐等领域都有广泛的应用。
Virtual reality has been widely used in the fields such as distance learning, virtual shopping, electric power system, flying simulation, digital earth, etc.
未来的WEB将是一套虚拟的信息平台，其中包括在线购物，远程医疗，视频点播，语音聊天等功能。
Future WEB will be a set of virtual information platform, including online shopping, remote medical treatment, vod video, voice chat, and other functions.
但网上购物也面临着很多新的挑战，这其中包括远程交易的不便利，缺乏有效的监管以及虚拟平台的风险。
But online shopping also confronts many new challenges which include the inconvenience of remote transaction, lack of effective supervision and the risk of virtual platform.
有了它，人们可以阅读实时新闻，收索信息，进行远程教育，医疗，会议，网上购物及旅行，娱乐等等许多事情。
With it, people can read real-time news, information collection cord, remote education, medical, conferences, online shopping and travel, entertainment and so on many things.
有了它，人们可以阅读实时新闻，收索信息，进行远程教育，医疗，会议，网上购物及旅行，娱乐等等许多事情。
With it, people can read real-time news, information collection cord, remote education, medical, conferences, online shopping and travel, entertainment and so on many things.
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