The sleeping carriages on the Great Northern line were divided into three compartments—one at each end for travellers, and one in the centre fitted with the conveniences of a lavatory.

Great Northern 线上的卧铺车厢分为三个隔间——两端各一个供旅客使用，中间一个配有方便的厕所。

Much study having somewhat shaken the young man's nerves, he was in the habit of travelling in the most luxurious manner; and for the present journey he had taken a sofa in the sleeping carriage.

大量的学习使这个年轻人的神经有些动摇，他习惯于以最奢侈的方式旅行。对于目前的旅程，他在卧铺车厢里找了一张沙发。