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单词
arithmetic mean
释义
arithmetic mean
n.
Mathematics
(名词)【数学】
The value obtained by dividing the sum of a set of quantities by the number of quantities in the set. Also called
average
算术平均值:用一组数的个数作除数去除这一组数的和所得出的平均值 也作
average
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更新时间:2025/8/12 20:00:57