If everything goes right, the simulator should pop up (it may, in fact, hide behind your MonoDevelop window, so you might have to switch over to it), and you should see the following.
如果一切正常，模拟器会显示出来(实际上，它有可能隐藏在MonoDevelop窗口的背后，所以你需要切换过去)，那么你就能看到如下所示的效果。
youdao