中國幾千年的農業社會，一直在為溫飽奔波。最近幾十年才有食物過剩的問題。想改變這種特性，has long way to go。

來源: fenshui5566 於 2013-02-18 13:19:58 [舊帖] [給我悄悄話] 本文已被閱讀：次

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