complete quadratic equationcompletequadraticequation完全: complete; whole; perfect不完全二次方程: incomplete quadratic equation; incompletequadraticequation全二次方程: complete quadratic (equation)二次方程: binomial equation; quadratic equation; quadraticequation; quadric equation二次方程的: quadratic下载手机词典可随时随地查词查翻译
