warm-down
noun [ C ] uk/ˈwɔːm.daʊn/ us/ˈwɔːrm.daʊn/
（运动后的）放松运动
gentle exercises and stretches done after intense physical activity, in order to allow your body to recover
All of your runs should start with a warm-up and end with a warm-down. 各种类型的跑步都应该以热身运动开始，以放松运动结束。