A hypervisor is a software virtualization program that provides a layer of abstraction between operating systems and physical resources on a machine.

管理程序指的是一种软件虚拟化程序，它在操作系统和机器物理资源之间提供了一个抽象层。

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The hypervisor is a platform-virtualization software.

管理程序是一个平台虚拟化软件。

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One critical element that IBM's hypervisor has is the fact that virtualization is part of the system's firmware itself, unlike other hypervisor-based solutions.

IBM管理程序所基于的一个关键元素在于，虚拟化是系统固件本身的一部分的事实，这与其他基于管理程序的解决方案不同。

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The server virtualization leader announced version 5 of its venerable hypervisor and version 1.5 of vCloud Director, its IaaS platform atop vSphere.

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