Astronomy. Each of the pointed extremities or ‘horns’ of the crescent moon (or of Mercury and Venus); also of the sun when partially eclipsed.
| 单词 | θ990 |
| 释义 | the world > the universe > sun > [noun] > disc, face > cusp (1) cusp1676 Astronomy. Each of the pointed extremities or ‘horns’ of the crescent moon (or of Mercury and Venus); also of the sun when partially eclipsed. |
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