“手腕转动要柔和,脚步跨大点……”在龙山县老年大学太极拳教室里,几十名老年人正在专心致志地跟随教师学习太极柔力球。向明义是这些学员中的一员,他身材微胖,挥舞着手臂,学得很专心。 “Wrist rotation should be gentle, footsteps across large points ... ” In the Taijiquan classroom of Yongsan County Seniors University, dozens of seniors are devoting themselves to following the teachers to learn Taiji Softball. To the righteousness is one of these students, he was a little fat body, waving his arms, learn very attentively.