...虚拟化解决方案，它没有虚拟化设备，也不需要CPU支持硬件虚拟化指令，虚拟化的性能损耗也很小，唯一的限制就是虚拟机（Guest VM）只能运行与宿主机（Host）同样的操作系统。
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VM Guest Hardening 虚拟机整固
Emulation also commonly interprets the instructions of the guest VM (compared to virtualization, where the instruction set architecture of the guests must be the same as the host).
仿真还常常解释来宾vm的指令(与虚拟化相比，此处来宾的指令集架构必须与主机相同)。
Regardless of whether the device emulation occurs in the hypervisor or on top in a guest virtual machine (VM), the emulation methods are similar.
无论设备模拟发生在管理程序内还是在一个客户虚拟机(VM)之上，模拟方法都是相似的。
Virtualization has been implemented in networking stacks for quite some time to permit VM guest networking stacks access to the host networking stack.
虚拟化在网络栈中实现已经有一段时间了，允许VM访客网络栈访问主机网络栈。
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