WC
noun [ C ] UK or old-fashioned US uk/ˌdʌb.əl.juːˈsiː/ us/ˌdʌb.əl.juːˈsiː/
厕所，卫生间（water closet的缩写）
abbreviation for water closet: a toilet, or a room containing a toilet
The wooden staircase leads to three bedrooms, the bathroom, and a separate WC. 木制楼梯通向3个卧室、洗澡间和一个独立的卫生间。