'宣言 Public Shared ReadOnly ThumbnailOverBackgroundProperty As Windows.UI.Xaml.DependencyProperty
public static readonly Windows.UI.Xaml.DependencyProperty ThumbnailOverBackgroundProperty
'宣言 Public Shared ReadOnly ThumbnailOverBackgroundProperty As Windows.UI.Xaml.DependencyProperty
public static readonly Windows.UI.Xaml.DependencyProperty ThumbnailOverBackgroundProperty