couchettes是什么意思？

couchettes

• n. 睡铺，有卧铺的车厢( couchette的名词复数 )；

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  (火车或船上的)折叠式卧铺
  A couchette is a bed on a train or a boat which is either folded against the wall or used as an ordinary seat during the day.