covarianceKK [ˏkoˋvɑˏriəns] /ˌkoʊˈvɑˌɹiəns/发音名词1共变异数、协方差统计The covariance between the two variables turned out to be negative.这两个变数之间的共变异数结果是负的。2协变性物理/数学The theory is built on the covariance of physical laws under coordinate changes.这个理论建立在物理定律在座标变换下的协变性之上。用这个字练口说→