Some argue that clouds are more secure than many private networks, while others consider that cloud computing may open more security holes.

有些人认为云比许多私有网络要安全，另一些人则认为云计算可能敞开了更多的安全漏洞。

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There are three basic service models to consider in a university based cloud computing, such as Public, Private and Hybrid clouds.

对于大学中的云计算，可以考虑三种基本的服务模型，比如公共（Public）、私有（Private）和混合（Hybrid）云。

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Cloud computing wants to run the big commoditized applications (mail, groupware, CRM, etc.) so that an it department doesn't have to run them from a private data center.

云计算希望运行大型的商品化应用(邮件、群件、CRM等等)以便IT部门无需在私有数据中心上运行它们。

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It is used to deliver Infrastructure-as-a-Service (IaaS) cloud computing in both private-cloud, public, and hybrid cloud environments.

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