Ellipse

[ɪ'lɪps]

解释:

(noun.) a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it; 'the sums of the distances from the foci to any point on an ellipse is constant'.

坎迪编辑--From WordNet

解释:

(n.) An oval or oblong figure, bounded by a regular curve, which corresponds to an oblique projection of a circle, or an oblique section of a cone through its opposite sides. The greatest diameter of the ellipse is the major axis, and the least diameter is the minor axis. See Conic section, under Conic, and cf. Focus.

(n.) Omission. See Ellipsis.

(n.) The elliptical orbit of a planet.

克莱夫整理

同义词及近义词：

n. Oval, oval figure.

编辑:陌莉

解释:

n. an oval: (geom.) a figure produced by the section of a cone by a plane passing obliquely through the opposite sides.—ns. Ellip′sis (gram.) a figure of syntax by which a word or words are left out and implied:—pl. Ellip′sēs; Ellip′sograph an instrument for describing ellipses; Ellip′soid (math.) a surface every plane section of which is an ellipse.—adjs. Ellipsoi′dal; Ellip′tic -al pertaining to an ellipse: oval: pertaining to ellipsis: having a part understood.—adv. Ellip′tically.—n. Elliptic′ity deviation from the form of a circle or sphere: of the earth the difference between the equatorial and polar diameters.

阿方斯校对