Figure 1. The sample application's main screen (left) and simple popup alert (right).

图1。示例应用的主界面(左)和一个简单的提示框体(右)。

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Figure 1. The sample application's main screen (left) and simple popup alert (right).

图1。示例应用的主界面(左)和一个简单的提示框体(右)。

youdao