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

• 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。
• 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。
• Through the analysis of the origin of the Chi System, the author has also obtained that the semi-diameter of the celestial sphere is about 13 meters.
  通过对尺寸系统起源的分析，认为古人裸眼目视观测时的天球半径约为13米上下。
• Or approximately, it may be defined as the intersection of the diurnal mean direction of rotation axis with the celestial sphere.
  近似地，可以认为天极是自转轴的周日平均方向与天球的交点。
• 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。
• A point in the heavens ( on the celestial sphere).
  天上的一个点（在天球上）。
• 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
• 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。
• 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。
• Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator.
  二分点在天球上天赤道与黄道相切的两点中的任一点。