conoid

1. 1.

   Anything shaped like a cone.

   任何锥形物

2. 2.

   A Catalan surface all of whose rulings intersect some fixed line

   一种所有直母线都相交于某固定直线的加泰罗尼亚曲面

3. 3.

   A solid formed by the revolution of a conic section about its axis

   由圆锥曲线绕其轴旋转形成的立体

4. 4.

   The pineal gland

   松果体

一种所有直母线都相交于某固定直线的加泰罗尼亚曲面；由圆锥曲线绕其轴旋转形成的立体；松果体；圆锥体

Connections

Learner notes