What is solar term song?

It is a song with the theme of solar terms in China, which makes it easy for people to remember the corresponding solar terms.

This song is compiled according to the law of names for the convenience of memory. The first four sentences are composed of one word in each solar term in sequence, which is the main body of the whole solar term song, and the last four sentences are the time laws of the 24 solar terms. That is, in the first half of the year, the solar terms are around the 6th and 2 1 of each month, and in the second half, around the 8th and 23rd of each month.

Twenty-four solar terms are unique in China calendar, which first appeared in the Warring States Period. It shows 24 different positions of the earth in orbit and describes the law of climate change in a year. The apparent motion of the earth around the sun is 360 degrees, divided into 24 equal parts (initially divided into 12 equal parts), and each part of 15 degrees (about half a month) has a solar term.

There are 24 solar terms throughout the year, namely: beginning of spring, Rain, Sting, Vernal Equinox, Qingming, Grain Rain, Changxia, Xiaoman, Mangzhong, Summer Solstice, Xiaoshu, Dashu, beginning of autumn, Chushu, Bailu, Autumnal Equinox, Cold Dew, Early Frost, beginning of winter, Light Snow, Winter Solstice, Slight Cold, Heavy Snow.