firstfloor什么意思,英式英语中groundfloor图片

sweep the floor简笔画firstfloor简笔画看过该简笔画的同学还看了
firstfloor是一楼还是二楼
ground floor和first floor有什么区别
firstfloor是一楼那groundfloor是几楼电梯都不会按了
first floor comfort personal bathroom and privacy