bounce /bauns/ I. vt. & vi. 1. (使)弹起：bounce the child on one’s knees 让小孩在膝盖上蹦腾［考句］ The ball bounced two or three times before rolling down the slope.球在滚下坡前弹了两三下。2.跳起， 跳到(带响声): He bounced onto the stage. 他噌的一声登上了舞台。bounce back 反弹，重新振作：Stock prices bounced back after a steep plunge earlier this week.本周初股票猛跌后又反弹了起来。Children often seem to bounce back from illness more quickly than adults do.看起来孩子病后恢复经常要比成人快。‖II. n.［u］弹力;［c］弹起: have plenty of bounce  弹力足；catch the ball on the bounce 球弹起时把它接住The ball has lost its bounce. 这球已经没弹力了。