在其他平台上,需要使用操作系统决定的虚拟地址空间大小。
On other platforms, you need to use the operating system imposed virtual address space size.
由于各种各样的原因,大多数现代操作系统都是在虚拟地址空间中运行程序的。
For a variety of reasons, most modern operating systems run programs in virtual address space.
操作系统维持着一个虚拟地址到物理地址的转换的表,以便计算机硬件可以正确地响应地址请求。
The operating system maintains a table of virtual address-to-physical address translations so that the computer hardware can respond properly to address requests.
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