不要籠統地說國外。應該說比同時代的歐洲甩出好幾條大街。但古希臘的數學，同樣甩出全世界除古希臘以外好幾條大街

來源: 相對強度於 2019-07-27 00:37:17 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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