卧车

tā tōng cháng chéng wò chē qù běi jīng

他通常乘卧车去北京。

He usually goes to Beijing on the sleeping car.

huǒ chē shang yǒu wò chē ma

火车上有卧车吗？

Is there a sleeping car on the train?

wò chē lián zài cān chē shang

卧车连在餐车上。

The sleeping car was coupled onto the restaurant car.