词汇	dock bumper
释义	dock bumper 装卸台车挡
随便看	transition region junction transition region line transition region of tunnel transition region zone transition register transition relay transition relevance place transition resistance transition resister transition resistor transition-resistor contactless transition reynolds number transition Reynolds number transition ride transition ring transition ring joint gaskets transition rock transition roller transition round corner transition rule transition rules transitions transition-s transitions and relaxations in polymers Transitions are smooth as butter