What does the "autumnal equinox" mean?

"Minute" means "equally divided" and "equally divided", which means equally divided besides day and night.

After the autumnal equinox, the position of direct sunlight moves south, and the days in the northern hemisphere become shorter, the nights become longer, the temperature difference between day and night increases, and the temperature drops day by day. The autumnal equinox used to be the traditional "Moon Festival", and the Mid-Autumn Festival evolved from the "Autumn Moon Festival".

The autumnal equinox used to be a traditional festival to worship the moon, and the Mid-Autumn Festival evolved from the "autumn festival to worship the moon" [13]. On June 2, 2065438, People's Republic of China (PRC) * * and the State Council issued a reply on agreeing to set up "China Farmers Harvest Festival", agreeing to set up the annual autumn equinox as "China Farmers Harvest Festival" from June 20 18.