asteroid belt
名词 n.
专有名词
英文释义
名词 n.
- 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.
专有名词
- 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.
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数据来源: Wiktionary