這是曆史數據總結的結果，是統計學不是迷信，本來這個說法就是宋代學者總結曆史數據推導出來的，丙丁龜鑒

來源: 咲媱於 2023-02-23 14:29:43 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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