roomette
🇬🇧/ruːˈmet; rʊ-/ 🇺🇸/ˈrʊˈmet/a self-contained compartment in a railway sleeping car (火车卧铺厢内的)小包房
noun [专属名词]小房间；（美）卧车小包房
I would like to reserve a roomette on this train.
我想在火车上预订一间套房。
单词造句:
I would like to reserve a roomette on this train.
我想在火车上预订一间套房。