first floors

Children were not permitted to roam around the second and first floors of the White House.

孩子们不允许在白宫的二楼和一楼到处闲逛.

The most quite and comfortable place in Changsha City lies in the study room of the first floor and long corridors of the second and third floors of Hunan Library.

省图一楼的自习室，二楼、三楼的长走廊，这个城市里最安静舒适的地方。

They occupied the first two floors of the tower.

他们占用了塔楼的头两层。

Building owners were faced with a choice: either change the first floors of their buildings into basements, and the second stories into main floors, or hoist the entire buildings to meet the new street level.

业主们面临着一个选择：要么把一楼改成地下室，二楼改成主楼，要么把整栋楼吊起来,以达到新的街道高度。

The workers on the upper floors of the building commandeer the elevators first.

建筑高层的员工首先抢占了电梯。