n.减速带，减速丘（同sleepingpoliceman）；制约事情发展的障碍

（横置马路上以防止车辆速度过快的）路面减速装置

speed bumps───n.减速带，减速丘（同sleepingpoliceman）；制约事情发展的障碍

speed hump───缓冲路拱；驼峰路面；减速标线；减速丘

speed humps───缓冲路拱；驼峰路面；减速标线；减速丘

speed ramp───速度斜坡

speed up───加速；使加速

speed ramps───速度斜坡

feed pump───供水泵；输油泵；进料泵

That was unusual, says Mr O’Rourke, because normally they bicker over where to put a speed bump.───O’Rourke先生说这是很罕见的，因为通常来说他们都会在进程中为在哪里布设障碍而争吵不停。

There's even a mechanical speed bump that generates electricity every time a car passes.───甚至还有一种机械式的减速路坎,每当车子驶过,就会产生电力.

It was little more than a speed bump – a minor distraction during my day.───那只不过是个小挫折——我一天中无足轻重的小烦恼。

But the resolution hit a speed bump of its own.───但是此决议碰到了自己本身的障碍.

After early success with these cars, Hyundai hit a speed bump with quality.───现代汽车在取得早先成功之后，就被质量问题打击而发展慢了下来。