女洗手间，女卫生间
a women's toilet in a public place or building such as a hotel or restaurant
I'm just going to the ladies. 我正要去女洗手间。
Is there a ladies on this floor? 这层楼上有女厕所吗？
We spent a lot of time in the ladies, doing our makeup.
Where is the nearest ladies' room?
We managed to find a ladies' toom at the back of the department store.
See also: lady