在主流语言中，基于事件的接口通常使用回调函数实现，这是一种在图形用户界面(GUI)之类的编程中常见的方式。

In mainstream languages, event-based interfaces are usually implemented using callback functions, a style familiar in graphical user interface (GUI) programming and the like.

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嵌入式图形用户界面作为嵌入式设备与使用者之间的交互接口，它不仅能够显示系统信息，而且能够简化操作。

Embedded graphical user interface as the interactive interaction between embedded device and users, it is not only display system information, but also simplify the operation.

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图形用户界面是软件系统使用者同系统本身进行交互的接口，系统的功能是通过用户对图形用户界面的操作来调用的，系统产生的结果也是通过它反馈给用户的。

GUI is an interactive interface between the user and the system, user can operate the GUI to call the system command, and the system gives the feed back to user.

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