按照常理與邏輯，當時的歐陸有識之士們如果擁有手機微信，知道了中國人的曆法等科技知識，完全可以立刻穿過中世紀黑暗。

來源: 大江川於 2020-09-10 21:31:01 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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