bump

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【释义】：

vi．❶ 撞，碰：bump against the door撞在门上．That boy bumped into me．那孩子撞了我个满怀．❷ 颠簸，颠行：The truck bumped along the rough mountain road．卡车在崎岖的山路上颠簸行驶．

－vt．❶ 撞破，碰伤．❷ 【俚】杀死，谋杀(off)．

－n．❶ 冲撞，碰撞．❷ 肿块．❸ 坎坷．

－ad．扑通一声：come bump on the floor扑通一声撞倒在地板上．