进程是赋予某个由操作系统执行的程序的名称。
A process is a name given to a program being executed by the operating system.
每个客户操作系统都是作为主机操作系统的一个进程执行的。
Each guest operating system executes as a process of the host operating system.
每个客户操作系统都是主机操作系统(或系统管理程序)的一个单个进程。
Each guest operating system is a single process of the host operating system (or hypervisor).
在操作系统课程的教学中，进程同步是其中一个重点，也是难点。
Process synchronization is an emphasis and difficulty in the teaching of operating system course.
应用程序需要访问某个操作系统对象，但另一个进程正在使用该对象。
The application needs to access an operating-system object, but another process is using it.
对于操作系统来说，进程间通信（IPC）是它必不可少的功能。
Communication (IPC) is an essential function for an operating system.
对于操作系统来说，进程间通信（IPC）是它必不可少的功能。
Communication (IPC) is an essential function for an operating system.
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