roller bumper的意思|示意
美 / ˈrəulə ˈbʌmpə /
英 / ˈrolɚ ˈbʌmpɚ /
扫雷坦克的扫雷滚，滚轴防冲设备
roller bumper相关例句
The invention relates to a roller type of vehicle bumper. The roller type of vehicle bumper is simple in structure, has good safety performance and is applicable to various vehicles.
一种滚轮式汽车保险杠，它结构简单，安全性好，适合各种汽车上安装。