What are the four solar terms? Explanation of solar terms.

1, Winter Snow Winter Snow refers to beginning of winter, light snow, heavy snow and winter solstice. Original: Spring rains shake the spring and clear the valley, and summer is full of heat. Autumn dew and frost, winter snow and winter cold.

2. 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.