赞！这椭圆肯定比老怪在数学课上画的更滑溜。据说画蛋是基本功，达芬奇画了三年蛋的故事是真的吗？

来源: mmmwww 于 2015-11-25 11:12:08 [旧帖] [给我悄悄话] 本文已被阅读：次

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