黄汉民先生就福建传统民居的分类问题提出了著名的红砖与灰砖理论。

As to the classification of the FuJian traditional dwellings, Mr. Huang Hanmin put forward the famous "Red brick and Gray brick theory".

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但一位福建的土楼学家黄汉民告诉我们土楼还存在很多谜团，包括其数量。

But Huang Hanmin, a scholar of the tulou who lives in Fujian, said there were many myths about the tulou, including the number. He said his research showed there were only 3,000 tulou in the province.

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学者黄汉民则有不同的看法：“他们保护的仅仅是建筑本身，但是人都走光了，”他说。

Mr. Huang, the scholar, had a different take: “What they’ve preserved is just the structure, but the people have all moved out, ” he said.

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