单词 | colure |
释义 | colure/kəˈljʊə /noun Astronomy Either of two great circles intersecting at right angles at the celestial poles and passing through the ecliptic at either the equinoxes or the solstices.Two great circles, the solstitial colure and the equinoctial colure, intersect at the celestial poles....
OriginLate Middle English: from late Latin coluri (plural), from Greek kolourai (grammai) 'truncated (lines)', from kolouros 'truncated', so named because the lower part is permanently cut off from view. |
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