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‧ 【國家地理頻道】報導牛頓竟是煉金術士?8964 copyright protection386PENANAucDk4qv6DE 維尼
‧ 從沒上過課,一夜學會牛頓定律?8964 copyright protection386PENANARNp8MyaElo 維尼
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8964 copyright protection386PENANAXvH7oyAt6Q 維尼
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