parabola

1. 1.

   The conic section formed by the intersection of a cone with a plane parallel to a tangent plane to the cone; the locus of points equidistant from a fixed point (the focus) and line (the directrix).

   圆锥与平行于其切面的平面相交形成的圆锥曲线；到定点(焦点)和定直线(准线)距离相等的点的轨迹。

2. 2.

   a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve

   抛物线,圆锥与平行于母线的平面相交形成的平面曲线

抛物线,圆锥与平行于母线的平面相交形成的平面曲线；抛物线；[电] 抛物线

Connections

Learner notes