英语词汇quadratic equation的意思、用法及释义-英汉双解词典

单词	quadratic equation
释义	quadratic equation (algebra 代数) equation that uses the square (and no higher power) of an unknown quantity, egx2 + 2x 8 = 0 二次方程式（如x2 + 2x 8 = 0）.
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