You can delete your virtual machine and the persistent storage will not be deleted, thus you can reattach the storage to a new virtual machine and access your data again.

删除虚拟机的同时并不会删除持久性存储，因此您可以将持久性存储重新附加给新的虚拟机并在此访问您的数据。

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The topology editor creates a matching bound virtual image unit (Figure 20) that contains disk definition units and network connection units, according to the data in the virtual image file.

拓扑编辑器创建了一个匹配的虚拟镜像单元(图20)，根据虚拟镜像的数据，它包含了硬盘定义单元以及网络连接单元。

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A cloud can contain one or more virtual data Centers (VDC) - a representation of a user's view of available resources in a single virtual data center.

一个云可以包含一个或多个虚拟数据中心(VDC) -这是从用户角度所见的单个虚拟数据中心的所有可获取资源的展现。

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By reducing the data footprint, virtualizing the reuse and storage of the data and centralizing the management of the data set, Big Data is ultimately transformed into small data and managed like virtual data.

FORBES: Best Practices For Managing Big Data

Solving the virtual data center segmentation problem is an important first step in creating the virtual security suite.

FORBES: Best of Times, Worst of Times: Is Virtualization in the Data Center a Problem or an Opportunity?

For starters, a virtual data center provides excellent awareness of what application is actually running.

FORBES: Best of Times, Worst of Times: Is Virtualization in the Data Center a Problem or an Opportunity?