又一个大学要关门了。这学校的数学夏令营 HCSSiM 还挺出名的，数学好的小中少了一个 EC 活动的选项

来源: STEMkid 于 2026-04-14 07:45:04 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.