ellipse

n. 椭圆, 椭圆形
【计】 椭圆

el.lipse

n.（名词）
A plane curve, especially:
椭圆：一个平面曲线，尤指：
A conic section whose plane is not parallel to the axis, base, or generatrix of the intersected cone.
圆锥的一部分，其切面既不平行于轴和基面，也不平行于圆锥母线
The locus of points for which the sum of the distances from each point to two fixed points is equal.
椭圆：到两定点的距离的和为常数的点的轨道
Ellipsis.
省略号

来源：
French
法语
from Latin ellopsis
源自 拉丁语 ellopsis
from Greek elleipsis
源自 希腊语 elleipsis
from elleipein [to fall short (from the relationship between the line joining the vertices of a conic and the line through the focus and parallel to the directrix of a conic)] * see ellipsis
源自 elleipein [变短（源自于连接圆锥顶点的线和过焦点且平行于圆锥准线的线之间的关系）] *参见 ellipsis