今年哈佛全校毕业典礼学生演讲中postgrad代表是小中（留）。H学生演讲是靠竞争，不是学校指定

来源: quantnj 于 2025-05-30 11:13:34 [旧帖] [给我悄悄话] 本文已被阅读：次

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