open corridor and staircase

同义词释义

1)open corridor and staircase,开放式走廊及楼梯2)unenclosed stair,敞开式楼梯3)two-aisle building,双走廊楼宇4)open Bridge house,开放式桥楼5)line of travel,楼梯行走线6)She descended the stairs.,她走下楼梯.