词汇	同情弱者
释义	同情弱者 sympathy for the weak
随便看	covariance matrix estimation covariance matrix generating function Covariance matrix mismatch covariance matrix weighting Covariance matrix weighting beamforming covariance measurement covariance method covariance method of LPC Covariance methods covariance misspecification covariance model covariance of estimator covariance operator Covariance Parameters covariance principle covariance proportion covariance relationship covariance rule of attribution covariances covariant covariant affine vector covariant alternating tensor field covariant alternating tensors Covariances covariance sequence