slip carriage n.
卸下的车厢
slip carriage[ noun ]
a railway car at the end of the train; it can be detached without stopping the train
<noun.artifact>
slip carriage \slip carriage\, slip coach \slip coach\n.
a railway car at the end of the train; it can be detached
without stopping the train. [British]
Syn: slip coach
[WordNet 1.5]