celestial body
US /sɪˌles.tʃəl ˈbɑː.di/
UK /sɪˌles.tʃəl ˈbɑː.di/
1.
天体, 星体
a natural object in space, such as a star, planet, or moon
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The night sky was filled with countless celestial bodies.
夜空中充满了无数的天体。
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Astronomers study the movement of celestial bodies.
天文学家研究天体的运动。