它借助于语言与操作系统的接口得以实现，对语言本身的编译器没有特别的要求。
It is realized through the interface of languages and operation system, and has no special requirements for language compilers.
在流行操作系统中，除了在最终用户调用到操作系统的接口上进行安全性检查之外，在内核中通常没有安全性检查。
In popular operating systems, there are generally no security checks in the kernel, except at the interfaces through which the end user calls into the OS.
这个模块包含来宾操作系统通向宿主内核的接口。
This module contains the guest operating system's interface to the host kernel.
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