非常同意-每州单项top N也可参加National。州赛（至少我们州）题目难度也要加大，否则分不出真正的高低。

来源: TigerLady 于 2026-02-18 09:34:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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