buffer car

名词 n.

英文释义

名词 n.
  1. A nonhazardous railroad freight car in a train, typically used to separate locomotives and their crews from freight cars carrying hazardous materials. US
    — The buffer car not only puts extra space between the crew and the rest of the train, but it also keeps flammable materials away from a potential ignition source.

词形变化

buffer cars plural
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