The walls and ceilings in lobby and lounge area are decorated with panels made of black checkered pattern where the black color is actually a gap that is not filled with wood panel.
大堂和休息区的墙和天花板由黑色的方格图案木板所装饰,实际上黑色部分只是木板之间的空隙。
It's a keypad orientation, not unlike the alarm panel in the lobby.
那个是方位按键板,不像大厅里的数码板。
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