从很多方面讲，公用云就是主机托管供应商和IS P购买很多服务器并由此产生出的利润丰厚的外包服务器行业的产物。
In many ways, the public cloud is an outgrowth of large colocation providers and ISPs buying up servers and creating a lucrative outsourced server industry.
虚拟网络提供给用户普通的LAN一样的网络，其中服务器位于物理数据中心(虚拟化或未虚拟化)、私有云以及公用云。
A virtual network gives a customer a common LAN-like network where the servers can be located in the physical data center (virtualized or not), private cloud, and public cloud.
如果有所谓的标准答案的话，云计算并不是一种必须安装、不断维护的产品，而是一种犹如公用设施般，可供随时利用的服务。
If there is a standard definition, it involves computing that is not so much a product you have to install and maintain but a service you tap into like a utility.
年，云计算应用越来越关注如何帮助云计算租户使用敏捷的、公用的、预制式、混合型云计算架构。
The year 2010 in cloud adoption has increasingly been about how to help cloud tenants use these agile public, on-premise, or hybrid cloud infrastructures.
我们可以把这种趋势看作是云计算本身的功能，因为通知、寻找和安排空间需要从许多地点到公用数据库的访问。
It is possible to see this trend as a function of the cloud itself, since announcing, finding and occupying vacancies on the fly requires access from a lot of locations to common databases.
在第五大公用事业这一愿景的支撑下，云计算的前景必定是光明而美好的。
On the basis of the fantastic vision of the fifth utility, Cloud Computing is sure to prosper.
在第五大公用事业这一愿景的支撑下，云计算的前景必定是光明而美好的。
On the basis of the fantastic vision of the fifth utility, Cloud Computing is sure to prosper.
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