running board

名词 n.
中文释义

英文释义

名词 n.
  1. A narrow board serving as a step beneath the doors of some cars.
    — One of the "locomotors", a 72 h.p. machine for light yard shunting which can be driven by a shunter from the running board. [A long step on the side just above rail level]
  2. A narrow footway above the driving wheels of some steam locomotives, and along the sides of some diesel locomotives.

词形变化

running boards plural
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