是地是地。據說愛因斯坦否認讀了別人的文章，雖然很多證據表明他讀過了才有了啟發

來源: 用戶名被占用了於 2011-09-23 06:55:47 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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