the celestial or terrestrial sphere when its equator is parallel to the horizon (as it is only at the earth's poles); cf. oblique sphere n. at oblique…
| 单词 | θ157 |
| 释义 | the world > the universe > celestial sphere > [noun] > parallel sphere (1) parallel sphere1594 the celestial or terrestrial sphere when its equator is parallel to the horizon (as it is only at the earth's poles); cf. oblique sphere n. at oblique… |
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