the first floor

剑桥词典

B1 UK
the level of a building that is one level above the street
（建筑物的）第二层，二楼
She works on the first floor . 她在二楼工作。
B1 US
the level of a building that is at the same level as the street
（建筑物的）底层，一楼
She got on the elevator on the first floor and pushed the button for the 35th. 她在底层进入电梯，按下了去第35层的按钮。
比较
ground floor

例句

• I'll meet you by the up escalator on the first floor .
• Ladies' fashion is on the first floor , madam .
• This is where I live - my flat's on the first floor .
• They've got a whole suite of offices on the first floor .
• He ran quickly up the stairs to the first floor .
返回 the first floor