an outdoor area provided for children to play on, especially at a school or public park (尤指学校或公共公园里供儿童玩耍的)运动场,操场;游乐场 ■a place where a particular group of people choose to enjoy themselves 活动场所 the mountains are a playground for hang-gliders. 那些山是悬挂式滑翔机爱好者的活动场所。