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

• 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 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。
• Intelligent Model of Astronomical Satellite Using GA for Scanning the Celestial Sphere
  天文卫星巡天扫描智能规划模型及仿真
• A point in the heavens ( on the celestial sphere).
  天上的一个点（在天球上）。
• C++ software is used to classify tri-stars of the guide stars in celestial sphere and implement the method. It is concluded that the SOFM network can reflect the complicated information among star patterns better.
  应用C++软件编程，对全天导航星星表的星信息进行了星三角采样、分类，指出SOFM网络可以很好地提取、反映星表中的复杂信息。
• 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。
• 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。
• 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。
• 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。
• 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。