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Johnson Du
@ddyykk2010
Former audio engineer, 现在想转码. Youtube:
Joined February 2013
255
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1.6K
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Johnson Du
@ddyykk2010
2026.09.18 04:55
#
学英语
# 有理数这个词竟然是翻译错误. rational number的词根不是ration理性, 而是ratio比例. 有理数就是可以化为两数之比(分数)的数, 无理数就是不能表达为两数之比(分数)的数. 正确翻译是可比数和不可比数. 一个数字如何能有理无理? 这个翻译错误让包括我一内的很多学生困惑很久.
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