Astronomy. The time taken for a celestial object or a point on the celestial sphere to make one complete circuit in movement of this kind; an…
| 单词 | θ224 |
| 释义 | the world > the universe > heavenly body > movement of heavenly bodies > [noun] > movement in orbit > complete passage > time taken (1) revolutionc1400 Astronomy. The time taken for a celestial object or a point on the celestial sphere to make one complete circuit in movement of this kind; an… |
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