celestial sphere

英 [səˈlestiəl sfɪə(r)]

美 [səˈlestʃl sfɪr]

天球

英英释义

noun

• the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
  Synonym:sphereempyreanfirmamentheavensvault of heavenwelkin

双语例句

• The great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth.
  天球上的一个大圆，有一个通过地球的中心并与观察者的视野平行的平面。
• A Method for Scanning the Celestial Sphere using Real-coded Genetic Algorithm
  基于实值编码GA的卫星巡天扫描方法
• D; ( 3) establishing theoretical relations between polar motion of rotational axis, polar motion and precession-nutation of either celestial sphere reference axis;
  建立了自转轴极移和任一天球参考轴极移和章动之间的理论关系；
• Astronomers have divided the celestial sphere into a total of 88 regions.
  天文学家已把天球划分为88个区域。
• The arc length is new type technology that depends on principle of arc length changeless to use Polaris with other star in the celestial sphere.
  弧长法则是利用天球中北极星与任一颗恒星弧长不变的原理而发展起来的新型技术。
• If you watch over the period of a day you will see that they move around the celestial sphere once in a period of 24 hours.
  如果你对着屏保看一天，上面的星体也将在24小时内围绕天球旋转一圈。
• The purple dots on the celestial sphere mark the locations of pulsars that have already been detected.
  屏保中紫色的点表示已探测到的脉冲星位置。
• A great circle on the celestial sphere that passes through both celestial poles.
  通过天体球两极与天体赤道成直角相切的大圈。
• One of two points of intersection of the Earth's axis and the celestial sphere.
  地轴延线与天球相交的两点之一。
• The simulation results indicate that Rosette and Common-track constellations, whose satellites are distributed in the celestial sphere uniformly, are appropriate for MEO-TDRSS of China.
  仿真结果表明，我国的中轨TDRSS宜采用具备卫星全球均匀分布特性的玫瑰星座和共地面轨迹星座。