An application icon is a so-called resource.

一个应用程序的图标是一个所谓的资源。

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An application icon, such as appears on the desktop or in the corner of an application's window.

应用程序图标，如在桌面上或应用程序窗口的角上显示的图标。

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Here, you have only specified an application icon, which will be the one used if the user 'installs' the application, like in Figure 1.

在这里，您只要指定一个应用程序图标，如果用户‘安装’该应用程序，将会使用这个图标，如图1所示。

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When a new application is available, an icon appears on the iPhone's screen.

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