first floor是什么意思,floor是什么意思

2.你在英国一家商场,问售货员卫生间在几层,对方回答在first floor.
firstfloor是一楼那groundfloor是几楼电梯都不会按了
we were on the first floor was daming there no he wasn't.
first floor)
one bedroom first floor flat in seaside town