variance 与 variation 的区别,在用法上

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variance
n.1.变化; 变动; 变异
variances in temperature
温度的变化2.(意见等的)不一致; 争论; 不和; 对立
We have never had a variance with our neighbors.
我们从未和邻居发生过一次龃龉.
3.【数】方差
variation
n.1.变化;变动;变化的程度[C][U]
Prices are subject to variation.
价格可以变动.
2.差别;差异[U][C]
3.变形(物);变种[C]
4.【音】变奏曲[C][(+on)]
5.【生】变异;变种[U][C
======以下答案可供参考======
供参考答案1:
variance 动词 variation 是名词
供参考答案2:
variation
表示变化variance表示变异/差异