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Celestial body
01
天体, 星体
any natural object in the space, such as the sun, moon, etc.
Example
The moon is a celestial body that orbits the Earth.
月球是一个绕地球运行的天体。
Astronomers study celestial bodies such as stars, planets, and comets.
天文学家研究天体，如恒星、行星和彗星。
