The definitions of cloud computing vary, but this technology is often defined as something that involves hosting services over the Internet.

云计算的定义有很多，但是这个技术的定义通常都涉及使用Internet的主机服务。

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It can be delivered once, then switched easily between desktop and Intranet or Internet hosting.

它可以实现一次交付，然后可以在桌面和Intranet或Internet托管之间轻松地切换。

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Make no mistake about it: Internet hosting is a competitive business.

请不要误解：Internet 托管是个极具竞争性的业务，有很多选择。

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Not surprisingly given Microsoft's big cloud push, the emphasis with the upgrade is on improving how well the software scales for internet hosting -- the company wants one common backbone that can handle as little as a small e-mail server to large-scale Azure deployments and virtualization.

ENGADGET: Microsoft delivers Windows Server 2012, puts the enterprise on cloud 8

Their original strategy was to go after Web-hosting firms and Internet service providers looking for cheap computing muscle.

FORBES: Attack From Below

Half a dozen well-funded shops lead the charge in supplying small and mid-size businesses with fancy digital features that once were available only to rich corporate titans--videoconferencing, always-on Internet access, web hosting and more.

FORBES: Land Grab