bump /bʌmp/ I. vi. 1.碰，撞 (against; into;on)： bump into sb. on the road 路上偶然遇到某人 I bumped my head on the shelf as I stood up.我站起来的时候把头碰到了架子上了。The two cars bumped (together) 那两辆汽车相撞。2.颠簸着前进：The truck bumped along the rough mountain road. 卡车在崎岖的山路上颠簸地行驶。‖II. n. ［c］ 1. 碰撞，猛撞：The car was badly damaged in the bump. 碰撞中汽车损坏严重。2.(碰撞造成的)肿块：There are still some bumps in his leg. 他腿上尚有一些肿块。3.隆起物：She tripped over the bump on the sidewalk. 她被人行道上一块高出来的地面绊了一下。
bumper /ˈbʌmpə/ n. ［c］ 缓冲器；保险杠：front(back/rear) bumper 前（后）保险杠；
