floors
n.
底( floor的名词复数 );
地面;
（车厢内的）底板;
议员席;
例句:
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They would have liked bare wooden floors throughout the house.
他们本想在整个房间的木地板上都不铺地毯的。
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They occupied the first two floors of the tower.
他们占用了塔楼的头两层。
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The walls and floors are clad with ceramic tiles.
墙面和地板上都贴着瓷砖。
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Such floors survive at Wells Cathedral and at York Minster.
来自BBC
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Mr. Benjamin lives three floors above his office.
来自WSJ
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Whole floors of these hotels serve as offices.
来自WSJ