Add a screen and other equipment, and you can produce and display dramatic visual AIDS, including animation and simulations.
添加一个屏幕和其他设备你可以制作以及展示一种包括动画和模拟在内的引人瞩目的视觉工具。
To add a button to point back to the main screen of the application, add the code shown in listing 3.
要添加一个按钮来指向应用程序的主屏幕,可以添加清单3中所示的代码。
The changes were minor, but then again, it's not unlikely I'll want to add even more screen customizations later.
变化很小,但是同样,我很有可能不久以后想要再次添加更多的屏幕定制。
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