单语范例（未经PONS编辑处理）
The two upper levels of the three-storey building are designed to accommodate administrative services and are connected to the banking hall by a spiral staircase.
en.wikipedia.org The scheme involved the demolition of the entire building except for the faades and the banking hall of the listed building.
en.wikipedia.org Mezzanine floors located on each side of the banking hall contain offices and meeting rooms.
en.wikipedia.org In each typical case a spectacular banking hall was the public space, often integrated within an office building.
en.wikipedia.org The central arch is slightly larger than the others to indicate the entrance to the main banking hall.
en.wikipedia.org