Short sound waves bounce off even small objects.

短声波即使遇到小物体都会产生回音。

He had learned how to bounce off a seaweed pod.

他已经学会了弹跳过海藻群。

The molecules bounce off each other like two colliding billiard balls.

当分子相互弹开时就象两个碰撞的弹球。

The bright lights bounce off the white counters and smack me in the face.

从白色柜台上反射过来的亮光，直直地砸到我的脸上。

Will it ever end?... it feels as if your prayers simply bounce off the ceiling.

或是永无止境？……你感觉你的祷告只到达天花板便弹回来。