都是牛娃！希望他们的数学天赋在今后的发展中更上一层楼，成为数学界的栋梁之才。

来源: Rockeymountain 于 2019-07-20 05:42:25 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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