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. Origin1960s; earliest use found in Frederick Ira Ordway (b. 1927). |
随便看 |
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。