roll bounce

基本解释

Bounce, Spin, Roll, Tumble, Indoor, Outdoor…
弹跳，旋转，滚筒，室内，室外。
Then he watched the ball arc down the exact center of the fairway, bounce a couple of times and roll to the exact spot he had selected, all in his mind.
他看到球落在修整过的草坪上，跳了几下，滚到他所选择的特定点上，一切都在他心中发生。
blog.sina.com.cn
Objects in the game roll down slopes and bounce realistically off each other; wooden items splinter when shot at and can be set on fire; metal items create sparks when scraped against walls.
游戏中的物体在从斜坡上滚下时颇具真实感的互相碰撞；木制的东西中弹后被打成碎片，而且还可以燃起来；金属物与墙壁摩擦会产生火花。

If the economy doesn't roll over, SGL Carbon is too strong not to bounce back.
FORBES: Fear Will Fade