发射器一般由指令键、指令编码电路、调制电路、驱动电路、发射电路等几部分组成。

General by the command transmitter key, instruction encoding circuit, modulation circuit, driver circuit, firing circuit, such as a few parts.

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所有宏指令都可以被设定为按某一快捷键开始运行。

All macros can be set to run when a hot key is pressed.

《柯林斯英汉双解大词典》

当今的编译器或应用程序都会抓取esc键释出的扫描指令，并定制相应的操作。这没有什么问题。

Now any compiler or application software just grabs the scan code from the ESC key and tailors the action to what it wants. Nothing wrong with that.

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