什麽叫有用的東西，鋼鐵汽車鐵軌對於一個開始工業化的國家比雪花膏芝麻糖重要。

來源: borisg 於 2025-09-16 06:53:30 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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