This book is jointly interpreted by the national intangible cultural heritage declarant of the Twenty-four Solar Terms， Beidou Map， and Tanmu Geographic Learning Research Office. The book adopts a “mind map + deep reading” format to provide multidimensional and in-depth interpretations of the Twenty-four Solar Terms. It covers various topics， including natural climate， agricultural phenology， astronomy， geographical knowledge， folk culture， historical allusions， poetry and proverbs， and health and wellness.