If you press a key to interrupt the default boot, you will see a menu of choices similar to that in Figure 6.

如果您按任意键中断默认启动，将会看到一个类似于图6的选项菜单。

While composing a letter on a computer you may interrupt the computer's rest with a short burst of key pounding and then let it return to idleness as you compose the next sentence.

当你在计算机上写信时，随着敲击键盘产生的短脉冲会打断计算机的休息，接着当你写下一句话的时候，它会返回到无所事事的状态。

But there is a key difference between interrupt handling and process switching: the code executed by an interrupt or by an exception handler is not a process.

然而在中断处理和进程切换之间有一个关键的区别：由中断或异常处理执行的代码不在进程中。