main belt
Astronomy
noun
The region of the solar system in which the majority of asteroids have their orbit, located between the orbits of Mars and Jupiter.
Origin
1960s; earliest use found in Frederick Ira Ordway (b. 1927).
| 单词 | main belt |
| 释义 | main beltAstronomy noun The region of the solar system in which the majority of asteroids have their orbit, located between the orbits of Mars and Jupiter. Origin |
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