variance是什么意思

短语搭配

(1)variance analysis方差分析

(2)analysis of variance方差分析

(3)at variance有分歧；有差异；相悖

(4)at variance with与…不和；与…不符

(5)sample variance样本方差；采样方差

(6)population variance总体方差；总偏差；总方差

(7)variance ratio test方差比检验；方差比校验；方差比率检验

双语例句

(1)There are so many variances between the two cultures.

这两种文化之间有很多不同之处。

(2)I have a great variance with John on this matter.

我跟约翰在这件事上有巨大的分歧。

(3)Without a variance, you cannot build a house here.

如果没有特殊许可，你是不能在这里建房的。

(4)I could detect subtle variances in fragrance as we strolled through the garden.

我们在花园散步时 我可以闻出不同香味间的细微差异

(5)Many of his statements were at variance with the facts.

他的许多陈述都与事实相矛盾。

(6)These conclusions are totally at variance with the evidence.

这些结论与证据完全相悖。

(7)The distinction between covariance and contravariance is important for computations with tensors, which often have mixed variance.

协变和逆变的区别对于张量的计算尤为重要，这往往会出现混合方差。

(8)Spending Variance is the difference between the fixed overhead incurred and the fixed overhead budgeted.

支出差异指的是实际发生的固定间接费用与预算的固定间接费用之间的差额。

(9)Reduced variance in estimation.

在估值中减少的变化。

同义词

n. 变异；变化；不一致；分歧；方差

反义词

同根词

词根 variant

(1)variable adj. 变量的；可变的；易变的，多变的；变异的，[生物] 畸变的n. [数] 变量；可变物，可变因素

(2)variant adj. 不同的；多样的n. 变体；转化

(3)variation n. 变化；[生物] 变异，变种

(4)variability n. 可变性，变化性；[生物][数] 变异性

释义

n.

the fact or quality of being different, divergent, or inconsistent

不同；差异；不和

her light tone was at variance with her sudden trembling.

她温柔的语调与突发颤抖不相符合。

the state or fact of disagreeing or quarrelling

分歧；不一致

they were at variance with all their previous allies.

他们与所有原盟友有分歧。

chiefly Law a discrepancy between two statements or documents

【主律】 （两个供述或证据间的）不符。

US Law an official dispensation from a rule or regulation, typically a building regulation

【美律】 特免。

Statistics a quantity equal to the square of the standard deviation

【统计】 方差。

词源

"Middle English： via Old French from Latin variantia　‘difference', from the verb variare　（see VARY）."

考纲分布

近16年出现0次

重要程度: 2星

0%; cn/un 变化幅度; 差额

考纲释义

( 1)cn/un. 变化幅度; 差额