Traditionally, China uses four of the 24 solar terms to divide the seasons. Do you know which ones?

Spring: beginning of spring, Rain, Sting, Equinox, Qingming, Grain Rain.

Summer: long summer, small full, mangzhong, summer solstice, small trees, big trees.

Autumn: beginning of autumn, first summer, Bailu, autumnal equinox, cold dew and first frost.

Winter: beginning of winter, light snow, heavy snow, winter solstice, slight cold and severe cold.

Twenty-four solar terms ("fixed gas method" solar terms) reflect the annual apparent movement of the sun, so their dates are relative in the Gregorian calendar.

Fixed, solar terms in the first half of the year are on the 6th, solar terms in the second half of the year are on the 8th and solar terms are on the 23rd, with a difference of 1 ~ 2.

Day. The earth revolves around the sun once every 365 days at 6: 09 and 10 second (exactly) and rotates once every 24 hours.

The current "24 solar terms" take the earth's revolution around the sun as a cycle, which basically summarizes different times of the year.

The different positions of the solar festival on the ecliptic, the exact time when cold comes and summer goes, and the occurrence laws of some natural phenomena in nature.