英语词汇“principal diagonal”是什么意思，“principal diagonal”的读音、用法及例句翻译-烛光网

词汇	principal diagonal
释义	principal diagonaln.Mathematics（名词）【数学】 The diagonal in a square matrix that goes from the upper left corner to the lower right corner.主对角线：方阵中从左上方到右下方的对角线
随便看	spearman spearmen spearmint spears spearwort spear–carrier spec spec. specced spec'cing spec'd special special act special court-martial special court–martial special delivery special education special effect specialer specialest Special Forces special handling special interest specialisation specialise

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