回复：There are Gold Miner episod on Discovery Channel. Not much to

来源: cultuslake 于 2012-12-09 23:55:12 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (99 bytes)

Yes, it is interesting. I was thinking of a smaller scale though. But again, just a thought.

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