ellipses [ɪ'lɪpsi:z]

例句:

• Initially circular orbits are perturbed into ellipses by gravitational tugs from passing...moons.
  来自Scientific American
• The planets move around the sun in ellipses.
  各行星围绕太阳按椭圆形运转.
  
• Summations are almost invariably indicated ellipses instead of the more prevalent sigma notation.
  在表示“连加”的式子中,几乎一成不变地使用省略号来代替更为流行的“∑”符号.
  
• The orbits of the planets are ellipses with the sun at one focus.
  行星的轨道是以太阳作为焦点之一的椭圆.
  
• Comets were shown to move either in very elongated ellipses or in parabolas.
  来自A. Koestler
• It would only be confusing to an advanced student who understood relativity-affected ellipses.
  来自SA