equinoctial points

英 美
  • 二分点
  • equinoctial adj.春分或秋分的n.春分或秋分时的暴风雨
  • points n.点数;积分名词point的复数形式.
名词 equinoctial point:
  1. (astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic