Astronomy. The regularly repeated, typically elliptical course of a celestial object, satellite, spacecraft, etc., around a more massive body (as…
| 单词 | θ222 |
| 释义 | the world > the universe > heavenly body > movement of heavenly bodies > [noun] > movement in orbit > complete passage (3) orbit1649 Astronomy. The regularly repeated, typically elliptical course of a celestial object, satellite, spacecraft, etc., around a more massive body (as… Subcategories:— completion of passage (1) — time taken (1) |
| 随便看 |
英语词典包含1132095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。