天体
天体 的英文翻译
celestial bodies
celestial body
globe
heavenly bodies
orb
sphere
天体 的中文句子和英文句子
重力天体如地球,所施加的自然吸引力,如地球,对处于或接近其表面的物体有将它们拉向其中心的趋势
The natural force of attraction exerted by a celestial body, such as Earth, upon objects at or near its surface, tending to draw them toward the center of the body.
星盘一种中世纪的仪器,曾用来测量太阳或其它天体的高度,现在已被六分仪取代
A medieval instrument, now replaced by the sextant, that was once used to determine the altitude of the sun or other celestial bodies.
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 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.
月球为地球所吸引,但由于宇宙空间中其他天体相反的引力,月球保持了固定的轨道。
The moon gravitates to the earth, but is held in its path by opposing forces from other bodies in space.
地球、太阳和月亮都是天体。
The earth, sun and moon are spheres.
天文学是研究太阳、月亮、星星和其他天体的科学。
Astronomy is the scientific study of the sun, moon, and stars and other heaven bodies.
太阳、月亮和星星都是天体。
The sun, moon and stars are heavenly bodies.