这是添加了图层蒙版以后的效果。

And here is the effect after apply the mask.

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参考图22提高细节以后的效果。

See Fig. 22 with the enhanced details.

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Windows在阿拉伯很好玩，因为阿拉伯文字是从右边写往左边的，因此在这里的电脑上所有的按钮都像是中国Windows经过了一面镜子反射以后的效果。

Windows in Arabian is very funny, since the Arabian words are written from the right to the left, so all the buttons here on the windows are somewhat a mirror-image to that of Chinese.

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