autumnal equinoctial point秋分点
vernal equinoctial point春分点;春分
autumn equinoctial point秋分点
vernal l equinoctial point春分点
autumnal l equinoctial point秋分点
同义词:equinox
N(名词) either of the two points at which the celestial equator intersects the ecliptic 二分点