近一段时间，云计算已经成为高级IT和业务负责人非常关注的概念。

Cloud computing has been on the minds of senior it and business leaders for quite some time now.

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而在前一段时间亚马逊，世界最大网上零售商，作为云计算服务领域的先锋之一已经将该技术投入商用。

And Amazon, the world's biggest online retailer, is also a pioneer in the field of cloud-computing services, which it has been offering for some time.

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Sun的云基础设施被装载在拉斯维加斯switch Communications的SuperNAP数据中心，并已经经过了一段时间的测试。

Sun has stowed its cloud infrastructure - which it's been testing for a while - at the SuperNAP data center run by Switch Communications in Las Vegas.

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