It's not easy to use; you have to watch not to get your shoes in the frame or your shadow or your face... But the result is worth it.
不过它不是那么容易使用，你必须注意，不要让你的鞋、你的影子或者你的脸出现在镜头里面…不过这是值得的。
The shadow of the window-frame was not shown, which indicated that the window was wide open.
窗格的影子没有显出来，这说明那扇窗子是完全敞开的。
The shadow of the window-frame was not shown, which indicated that the window was wide open.
窗格的影子没有显出来，这说明那扇窗子是完全敞开的。
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