speed hump
noun🔊/ˈspiːd hʌmp/
🔊/ˈspiːd hʌmp/
(especially British English) (North American English usually speed bump)
(also British English, informal sleeping policeman)
a raised area across a road that is put there to make traffic go slower （设在路上的）减速垄，减速带 WordfinderTopics Transport by car or lorryc2