2. After beginning of winter, the sunshine time will continue to shorten, and the noon sun height will continue to decrease. Because there is still a certain amount of energy in the heat stored on the surface, it is generally not very cold in early winter; As time goes by, cold air activities become more and more frequent, and the downward trend of temperature accelerates. Beginning of winter is the first solar term in winter, representing the beginning of winter. Beginning of winter is also one of the seasonal nodes that Chinese people attach great importance to. It is a time to enjoy a bumper harvest and recuperate. Through the recuperation in winter, we look forward to a prosperous life in the coming year.