記得是老生還是信老問過我這個關於解放前人均壽命的問題，當時我說有人研究過，我沒有撒謊，確實有人研究過。

來源: 郭大平於 2024-09-18 08:19:34 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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