celestial sphere中文什么意思

天球天体仪

• celestial:    adj. 1.天的，天空的；天上的； ...
• sphere:    n. 1.球；球体，圆体，球面，球形 ...
• the celestial sphere:    混天说

例句与用法

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1. 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。
2. 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。
3. Shanghai celestial sphere macheinary machinery co . , ltd
   上海天球机械有限公司！
4. The path that the sun traces out on the celestial sphere is called the
   太阳在天球上的轨迹称为
5. Ars ? st holes in the celestial spheres
   星星?天球上的洞而已

英文释义

名词

1. the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
   同义词：sphere, empyrean, firmament, heavens, vault of heaven, welkin

百科释义

In astronomy and navigation, the celestial sphere is an imaginary sphere of arbitrarily large radius, concentric with the observer. All objects in the observer's sky can be thought of as projected upon the inside surface of the celestial sphere, as if it were the underside of a dome or a hemispherical screen.