a short practice or a series of gentle exercises that you do to prepare yourself for doing a particular sport or activity (体育运动等前的)适应性活动,准备活动;热身练习 warm-up exercises 热身练习 He swam ten lengths of the pool as a warm-up. 他在游泳池里游了五个来回作为热身。
a short performance of music, comedy, etc. that is intended to prepare the audience for the main show 暖场表演(正式表演开始前上演的短小音乐、喜剧等节目) a warm-up act 暖场表演