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major axis

/ˈmeɪdʒər ˈæksɪs/

翻译: 在几何学和物理学中,指椭圆或椭球通过其中心及两个焦点的最长直径;在天文学中也用于描述轨道的最长尺寸。

1 个条目

phrase

/ˈmeɪdʒər ˈæksɪs/C1formalscientific
  • zh在几何学和物理学中,指椭圆或椭球通过其中心及两个焦点的最长直径;在天文学中也用于描述轨道的最长尺寸。

In geometry and physics, the longest diameter of an ellipse or ellipsoid, passing through its center and both foci; also used in astronomy to describe the longest dimension of an orbit.

  1. C1formal

    The longest diameter of an ellipse, passing through its center and both foci.

    zh长轴

    • The major axis of the planet's orbit is measured in astronomical units.
    • In an ellipse, the major axis is always longer than the minor axis.
    • The length of the major axis determines the overall size of the ellipse.