asteroid belt
短语小行星带
发音
其它
词形变化
asteroid belts
复数
asteroid belts
the asteroid belt
别名
Asteroid Belt
释义与例句
n.
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1.
A set of orbits in a region that contains asteroids or similar minor planets arrayed as an annulus around the planetary system's orbital center.
天文
name
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1.
The main asteroid belt, the region of the orbital plane of the Solar System located between the orbits of Mars and Jupiter which is occupied by numerous minor planets (asteroids) and the dwarf planet Ceres.
天文