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variance英英释意_发音_variance同义词辨析_variance词组搭配_variance实用场景例句

首页英语词典variancevariance英英释意

variance

英['veərɪəns] 美['vɛrɪəns]

英英释义词组搭配实用场景例句

n. 变异；变化；不一致；分歧；[数] 方差

英英释意

1. an event that departs from expectations

2. discord that splits a group

3. the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value

4. a difference between conflicting facts or claims or opinions;: "a growing divergence of opinion"

5. the quality of being subject to variation

6. an activity that varies from a norm or standard;: "any variation in his routine was immediately reported"