| 释义 |
el.lipseI5lIpsn [C]an oval; a flattened circle椭圆An ellipse is the closed figure obtained when a cone is cut by a plane.椭圆是一个圆锥体被一个平面切开后所得的闭合图形。The planets move around the Sun in ellipses, and the shape is much used in art and architecture.各行星围绕太阳按椭圆形轨道运转，这种形状在艺术和建筑学里被大量应用。
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