The images showed survivors in a home surrounded by water, waving white sheets from the upper floors of buildings.

画面显示幸存者在被水围困的家中，在居民楼的上层楼面，挥舞着白色床单。

youdao

Usually the ground floor is the kitchen, the second floor serves as a storeroom and the third and upper floors are bedrooms.

一楼是厨房，二楼是存储间，三楼以上是卧室。

youdao

'That arrangement keeps the elevations of the upper floors straight in a physical sense,' says Marc marketing coordinator Dan Krc.

Marc营销协调人克尔奇(Dan Krc)说，这种安排让上面的楼层高度以一种直观的方式呈现。

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It meant that people would not have to climb many steps to reach the upper floors of tall buildings.

VOA: special.2010.03.31

Preliminary findings suggest vibrations from four giant generators on the compound's upper floors triggered the collapse.

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The three-bedroom, three-bathroom house consists of three upper floors, each with its own apartment-like layout.

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Upper floors offer stunning views of Hyde Park and, if you squint, Mr. Nilsson's arch rival.

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