xuxiuxi
2017-04-20 d2f697fa887e28b86d38332e2fbde930c54fb43f
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<?xml version="1.0" encoding="utf-8"?>
<alpha
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:fromAlpha="0.0"
    android:toAlpha="1.0"
    android:duration="300"/>