相关swimminghasbecomepop的文学知识

问题详情：Winter-swimminghasbecomepopularinBeijing.Threeyearsago,fewpeoplewouldgoswimmingintheicywaters.ButnowthereisaWinter-swimmingEnthusiasts’Club（冬泳爱好者协会）andithasmorethan2000members.Theoldesti...