bounced
/baʊns/
动词
（使）弹起，（使）反弹；反射；跳跃
She bounced the ball quickly.
她快速地拍球。
（因账上存款不敷）（使支票）拒付，退回
To my horror the bank bounced the cheque.
令我震惊的是，银行拒付了支票。
（电子邮件）被退回，发送（电子邮件）失败
/baʊns/
名词
弹，反弹；弹力，弹性
In tennis you have to hit the ball before its second bounce.
打网球时必须在球第二次落地之前出手击打。
反弹
The city has seen a bounce in homicide.
这座城市杀人凶案数反弹了。