参加数理化竞赛一直训练的，肯定基础牢一些。

来源: bobpainting 于 2022-11-15 10:19:36 [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.