英语词汇principal diagonal怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	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	pounce pounce pounce box pounced pounces pouncet box pouncing pound pound Pound poundage poundages poundal poundals pound cake pounded pound-foolish pounding pound key pound of flesh pounds pound scots pound sign pound sterling pound–foolish

英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。