| 释义 |
colure/kəˈljʊə/n. Astron. 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 【天】分至圈(在天极处成直角相交并在二分(春分和秋分)点或二至(夏至和冬至)点穿过黄道的两个大圈之一) [Middle English via Late Latin colurus from Greek kolouros ‘truncated’, so called because the lower part is cut off from view] |