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) |
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