ball /bɔ:l/ n.［c］1.球：football 足球；tennis ball 网球；basket ball 篮球；a snow ball 雪球； ball pen 圆珠笔 He threw the ball to Tom. 他把球扔给汤姆。2.(盛大的，正式的)舞会：be invited to an important ball 被邀参加一次重要舞会；have a good time at the ball 在舞会上玩得很痛快

［辨析］见dance