autumn equinox

基本解释

Harvesting comes to one and all when the Autumn Equinox does fall.
秋分来临时候，收获伴随每一个人。
dict.cn
Mid-Autumn Festival is celebrated on the fifteenth day of the eighth moon, around the time of the autumn equinox.
在这个落在秋分前后的节日，月亮是一年当中最圆且最亮的。
According to the previous descriptions, the ancient emperors had the tradition of worshiping the moon, yet the day was initially on the day of Autumn Equinox, and not on the Mid-Autumn day.
根据早期描述，古代的君王有着祭月的传统，但是这一天是在秋分，而不是中秋节。
cn.chinadaily.com.cn