楼房大厦的英语怎么说

楼房大厦的英文是 "apartment building" 或 "apartment block"。

"Apartment" 来源于拉丁语 "apartmentem"，意思是 "附属的、分隔的"。"Building" 在英文中通常指建筑物。"Block" 在英文中通常指一排房屋或其他建筑物。

例句：

The apartment building is located in the city center. (这座楼房大厦位于市中心。)
My apartment is on the fifth floor of the apartment block. (我的公寓位于这座楼房大厦的五楼。)
The apartment building has a gym, a pool, and a rooftop garden. (这座楼房大厦有健身房、游泳池和屋顶花园。)