celestial sphere

听听怎么读

英 [səˈlestʃəl sfiə]

美 [səˈlɛstʃəl sfɪr]

是什么意思

天球（一个想像假设的无限大球体）；天球仪；

英英释义

celestial sphere

n.the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
同义词：sphereempyreanfirmamentheavensvault of heavenwelkin

学习怎么用

双语例句

An area of the celestial sphere occupied by one of the88 recognized constellations.
星座区域天球上88个已被确认的星座中的一个所占据的区域
A polar projection of half or more of the celestial sphere on a chart equipped with an adjustable overlay to show the stars visible at a particular time and place.
星座一览图天体球的一半或多半在平面图上的极投影图，这种图具有可调节的遮蔽物以显示在给定时刻和位置可见的恒星
A point on the celestial sphere directly below the observer, diametrically opposite the zenith.
天底天球上，在观测者垂直向下的一点，与天顶完全相对

权威例句

CELESTIAL SPHERE
Celestial Sphere
Celestial Sphere
Astronomical Coordinate Systems
X-1 X-Ray Source
Equatorial Coordinate System
The Amateur Astronomer's Introduction to the Celestial Sphere
Weak Lensing On the Celestial Sphere
Flat space amplitudes and conformal symmetry of the celestial sphere
A Method for the Determination of an Intermediate Orbit from Three Positions of the Small Body on the Celestial Sphere
Straight lines, 'uncurved lines', and Helmholtz's 'great circles on the celestial sphere'
The algorithm research of ground celestial sphere and dynamic star simulator
From the Lorentz Group to the Celestial Sphere

c开头的单词