民國時候因為戰亂，統計數據並不全，而且新生兒的死亡率當時比較高，大大拉低了人均壽命

來源: jinjiaodw 於 2024-10-13 09:12:45 [舊帖] [給我悄悄話] 本文已被閱讀：次

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