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
双语例句
- 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。 - 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； - ( 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 - 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。 - 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。 - 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 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。 - 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。 - 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。