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非常简单的问题：为什么单击按钮甚至通过Dispatcher.RunAsync在名为“工作线程”的线程上执行来安排工作？
Dispatcher.RunAsync
这实际上只是 UI 线程但有人忘记正确命名它吗？
Mike Taulty 关于它的博客，虽然我找不到技术解释。
http://mtaulty.com/CommunityServer/blogs/mike_taultys_blog/archive/2012/08/30/windows-8-development-when-your-ui-thread-is-not-your-main-thread.aspx