playing是什么意思

playing field运动场；球场

playing time上场时间；比赛时间

role playing扮演角色

level playing field公平竞争的环境；平等的竞争环境；公平竞技场；平等状态

playing card纸牌；扑克牌

game playing博弈

playing surface比赛台面

playing court n. 球场