Русско-англо-русский юридический словарь

On trains, I learned of the directness sometimes shown by Chinese people: once as I brushed my teeth in a washbasin at the end of a sleeping carriage, a man smoking a cigarette leaned over and tapped his ash into the bowl and, without explanation, walked away. (The Guardian)

The sleeping car or sleeper (often wagon-lit) is a railway passenger car that can accommodate all passengers in beds of one kind or another, for the purpose of sleeping. (Wikipedia)