Who can popularize the knowledge of solar terms for me? For example, beginning of winter today. Can these solar terms come from anything? What should I pay attention to?

There are 24 solar terms: beginning of spring, Xiaoshu, Jing Zhe, Vernal Equinox, Qingming, Grain Rain, Changxia, Xiaoman, Busy Planting, Summer Solstice, Xiaoshu, Dashu, Autumn Equinox, Hot Summer, Bailu, beginning of autumn, Xiaohan, Double Autumn, beginning of winter, Light Snow, Heavy Snow and Winter Solstice. It can be summarized as the solar terms Song: Spring rains shake the spring and clear the valley, summer is busy and summer is continuous, autumn dew is frosty, and winter snow drifts.