The yellow-red angle causes the return movement of the sun's direct point, giving the earth four seasons. Its cycle is a tropical year = 365 days, 5 hours, 48 minutes and 6 seconds.
My name is Liang Huihui, the year of return. One of my return years is like the change of seasons: warm, fiery, cool, and biting. Then spring comes again. : Warm, fiery, cool, biting. Then spring comes again.
Sofa hahaha, don't you have a car? QAQ