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单词
second moment
释义
second moment
[?sek?nd ?m?um?nt]
释义
二次矩,二阶矩
英英释义
Noun
1. the expected value of the square of the deviations of a random variable from the point of origin
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moncks
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moncktons
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MONCLER
moncloa
moncloas
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mon-comb.f.
moncombustible
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moncorne
moncorotaline
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更新时间:2025/3/20 1:05:20