除了执行其指令之外，进程有时还会管理打开文件、处理器上下文、地址空间以及与程序相关的数据等。
Apart from executing its instructions, a process might be engaged in managing open files, processor context, address space, and data related to the program, among other things.
在这里必须有一种方式去向对象发出一个请求，在对象收到请求后才能照指令去完成一个事务，在屏幕上打印一些东西，或是打开一个开关。
There must be a way to make a request of that object so it will do something, such as complete a transaction, draw something on screen or turn on a switch.
当你打开你的电脑，微处理器尝试去执行它的第一条指令的时候，它必须从某个地方获得这个指令。
When you turn on your computer and the microprocessor tries to execute its first instruction, it has to get that instruction from somewhere.
调制解调器没有接受发送给它的指令。验证该调制解调器是否接线正确并且打开了电源开关。
The modem did not respond to the command sent to it. Verify that the modem is properly cabled and powered on.
取而代之的是将它们绑定到特殊的指令例如打开文件，重命名文件等。
They are instead bound to special commands that do things like opening and renaming files.
本指令不受安全模式打开或者关闭的影响。
This directive is NOT affected by whether Safe Mode is turned On or Off.
“未来有一天，回家后你可以用语音指令指挥电脑调暗灯光，用手势打开电视，看一眼空调就能调低温度。”杨硕说。
"One day, when you return home, you will tell the computer todim the light, use a hand gesture to turn on the TV and glance atthe air conditioner to lower the temperature, " said Yang.
使用指令可以有条件地处理生成文件，显示错误消息，包括其他生成文件，取消定义宏以及打开或关闭某些选项。
Using directives, you can conditionally process your makefile, display error messages, include other makefiles, undefine a macro, and turn certain options on or off.
使用指令可以有条件地处理生成文件，显示错误消息，包括其他生成文件，取消定义宏以及打开或关闭某些选项。
Using directives, you can conditionally process your makefile, display error messages, include other makefiles, undefine a macro, and turn certain options on or off.
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