lavatory
名词 lavatory:
a room or building equipped with one or more toilets
同义词:toilet, lav, can, john, privy, bathroom
a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face
同义词:washbasin, basin, washbowl, washstand
a toilet that is cleaned of waste by the flow of water through it
同义词:flush toilet