We can thus conclude that a VCL is an open-source Web based system used to dynamically provision and broker remote access to a dedicated computer environment for a user.

我们可以得出这样的结论，VCL是一种开源的基于Web的系统，它用于动态地提供和代理用户对专用计算环境的远程访问。

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WHO set up the world's first web-based system for tracking the activities of drug cheats in the Western Pacific Region in 2005.

2005年世卫组织建立了世界第一个以网络为基础的系统，追踪西太平洋区域的药物欺诈活动。

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GOOGLE's announcement of a new web-based operating system is the latest salvo at its biggest rival, Microsoft.

谷歌宣称将发布一款新的基于网络的操作系统，这是针对微软——这个最大竞争对手的最新一轮进攻。

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It uses Google's Android mobile operating system and is meant to work easily with Google's Web-based services.

VOA: special.2010.01.26

The Manhattan Virtual Classroom is a web-based course management system that includes a variety of discussion groups, live chat, areas for the teacher to post the syllabus and other handouts and notices, a module for organizing online assignments, a grades module, a surveys module, and a unique, web-based email system open only to students in the class.

UNESCO: Free and Open Source Software for E-learning

In view of the demand of member states in the region for such a system, WESTPAC has been developing the system since 2010 with several technical workshops, trainings and one web portal based system.

UNESCO: All Events | United Nations Educational, Scientific and Cultural Organization

Now, after a decade of toing and froing with the USPTO, IBM has finally patented a web-based system that makes the whole process automatic.

ENGADGET: IBM wins diet monitoring and reward patent, celebrates with sip of Spirulina