隨便刨個小坑，半米深，就有水，小時候地理課有講到過，說撒哈拉沙漠下有暗河，這次見識了。

來源: 墨翟園於 2014-05-30 19:42:39 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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