http://zh.wikipedia.org/zh-cn/%E5%9C%88%E5%9C%B0%E8%BF%90%E5%8A%A8
http://en.wikipedia.org/wiki/Enclosure
http://zh.wikipedia.org/zh-cn/%E5%9C%88%E5%9C%B0%E8%BF%90%E5%8A%A8
http://en.wikipedia.org/wiki/Enclosure
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