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词汇	identity matrix
释义	identity matrixn.Mathematics（名词）【数学】Clarinda/Academy Artworks A square matrix with numeral 1's along the diagonal from upper left to lower right and 0's in all other positions.单位矩阵：以数字1作为从左上角到右下角对角线，以0放于其它位置的矩阵
随便看	securitized securitizes securitizing security security security blanket Security Council security guard secy. sed- sed. Sedalia sedan Sedan sedans Sedarim sedate sedate sedated sedater sedates sedatest sedating sedation sedations

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