colure

n. 分至圈

词形变化

colures 复数 colures

释义与例句

n.
  1. 1.

    Either of two great circles (meridians) that intersect at the poles and either the equinoxes or solstices.

    天文

相关短语

solstitial colure equinoctial colure

词源

From Latin colurus, ultimately from Ancient Greek κόλουρος (kólouros, “truncated, dock-tailed”).

来源：wiktionary