不敢苟同。對火的觀察和體驗是最樸素的認知，原始人都會利用火。從烤肉到煮水推動機器花了多少年時間？

來源: 十具於 2024-05-30 17:44:59 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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