running board
noun [ C ] uk/ˈrʌn.ɪŋ ˌbɔːd/ us/ˈrʌn.ɪŋ ˌbɔːrd/
（老式小汽车或电车边上的）踏脚板
a board for standing on along the side of a vehicle such as an old-fashioned car or tram (= an electric vehicle that transports people, usually in cities, and goes along metal tracks in the road)
He waited for the tram to draw alongside him then jumped onto the running board beside the driver. 他等着电车靠在他身边，然后跳上司机旁边的踏板。
The film set was full of old, black cars with running boards, some of them pre-war.
- More examples
- A door opened and a man in a hat leaned out, one foot on the running board.
- As I slowed at a gate, a young boy jumped on the running board on the passenger side.
- He sat on the running board of his car and had a drink.