Definition: the floor of a building that is at the same level as the ground outside Level: B1
餐厅的入口在一楼。
The restaurant's entrance is on ___the ___ground ___floor.
我的公寓在一楼。
My flat is on ___the ___ground ___floor.
那家咖啡馆在一栋老建筑的一层。
The café is on ___the ___ground ___floor of an old building.
