好奇怪的逻辑，中国只是中学没教微积分和统计学课程而已，这怎么比较？！如是同等的数学科目中国难度大多了好吗？

来源: luckystarweiwei 于 2017-10-04 10:17:04 [旧帖] [给我悄悄话] 本文已被阅读：次

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