variance
翻译
差异, 不一致, 方差 (统计), （法律）特许
例句
There was a variance between the two reports.
两份报告之间存在差异。
The sample variance is a measure of spread.
样本方差是衡量离散程度的指标。
He requested a variance to build a garage.
他申请了建造车库的特许。
语法模式
a variance ((between A and B)) （A和B之间的）差异 There is a variance between the two sets of data.
a variance ((from sth.)) （与…的）差异 This is a variance from our usual procedure.
近义词
Synonyms: difference, discrepancy, divergence; Antonyms: agreement, harmony, similarity
词源
源自古法语“variance”（变化，更改），来自拉丁语“variantia”。与“vary”（变化）有关。
记忆技巧
将“variance”理解为与标准或期望的“差异”或“变化”。在统计学中，它衡量数字与平均值的偏离程度。