1.(after impact)ball +反弹；弹起
The ball bounced a few times.球弹了几下。
They watched the dodgem cars bang and bounce.他们看着碰碰车互相碰撞弹开。
2.to bounce down a cliff
pebble +从悬崖弹跳着落下
a falling pebble, bouncing down the eroded cliff一块沿着受侵蚀的悬崖弹跳滚落的鹅卵石
3.(move up and down)hair +甩动；颠跳
Her long black hair bounced as she walked.她走路的时候, 黑色长发一甩一甩的。
4.to bounce in
person +蹦蹦跳跳地冲进来
He came bouncing in, grinning with glee.他蹦蹦跳跳地冲进来, 高兴地咧嘴笑着。
Moira bounced into the office.莫伊拉蹦蹦跳跳地冲进了办公室。
5.to bounce on sth
+ bed在…上面蹦跳
She lets us do anything, even bounce on our beds.我们做什么她都不阻止, 甚至包括在床上蹦跳。
The children were bouncing up and down on the bed.孩子们在床上蹦来蹦去。
6.to bounce off sth
(be reflected from)sound, light +从…上反射
Your arms and legs need protection from light bouncing off glass.你的四肢需要防护, 以免受到玻璃反射光的照射。
7.【金融】cheque +被拒付并退回
8.【电信】(be sent back)email +被退回