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

• With 486 partitions, an equal partition method of celestial sphere without overlap is firstly presented to speed up guide star indexing.
  首先提出在直角坐标系下将天球球面均匀地分成486个分区的方法&内接正方体法，实现导航星的快速检索。
• The point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars.
  天球上的一个点，太阳和月亮构成的系统看上去都在相对于这个点运动。
• Model of the celestial sphere; used by early astronomers to determine the positions of stars.
  天球的模型；早期天文学家用的测定星体位置的仪器。
• ( astronomy) moving from west to east on the celestial sphere; or for planets around the sun in the same direction as the Earth.
  （天文学）在天球上从西向东运动；或者指行星按地球运动的方向绕着太阳转。
• Analyzing the Difficulties in the Celestial Sphere's Coordinate System
  天球坐标系的难点解析
• A point in the heavens ( on the celestial sphere).
  天上的一个点（在天球上）。
• 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。
• Its intersection with the celestial sphere will be a great circle& the ecliptic.
  它与天球相交处形成一个大圆&黄道。
• 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。
• 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。