bumping

例句：

1. 1.The car bumped into the tree as it drove past.
   汽车驶过时撞到了树。
2. 2.He bumped into his friend in the hallway.
   他在走廊里撞上了朋友。
3. 3.The ball bounced off the ground and rolled to the other side.
   球从地上弹起滚到了另一边。