难不难主要看peer。毫无疑问，Y的STEM牛娃最少

来源: beachlver 于 2022-06-24 12:44:44 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

多几门课不是问题，peer竞争有多厉害才是关键

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