Read Edit View history 定直线 dìngzhíxiàn directrix Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 定直线/ 定直線 dìngzhíxiàn directrix the fixed straight line used to define a conic section, such as a parabola Edit Delete References Add reference No references for this word.
定直线/ 定直線 dìngzhíxiàn directrix the fixed straight line used to define a conic section, such as a parabola Edit Delete