ground floor
collocation底层，一楼
The pharmacy is on the ground floor.
药房在一楼。
地板；室内地面
floors — plural of floor
先理解核心含义，再看它在真实句子里的用法。
地板；室内地面
The flat surface inside a room or building that you walk on.
I dropped my keys and they hit the floor with a loud clatter.
我把钥匙掉在地上，它们哗啦一声砸到了地板上。
房屋或建筑的内部底面；房间的支撑面。
The interior bottom or surface of a house or building; the supporting surface of a room.
室内地面
the inside lower horizontal surface (as of a room, hallway, tent, or other structure)
自然结构、实体或空间的底部表面(如洞穴、森林、海洋、沙漠等)；地面(地球表面)。
The bottom surface of a natural structure, entity, or space (e.g. cave, forest, ocean, desert, etc.); the ground (surface of the Earth).
楼层
a structure consisting of a room or set of rooms at a single position along a vertical scale
Our office is on the fifth floor, so we have a nice view of the city.
我们的办公室在五楼，所以可以看到城市的美景。
AI contextual example
The teacher set a floor for the grade, so no one could get below a C.
老师设定了成绩的下限，所以没有人能低于C等。
AI contextual example
they needed rugs to cover the bare floors
他们需要地毯来遮盖光秃秃的地板。
WordNet
we spread our sleeping bags on the dry floor of the tent
我们把睡袋铺在帐篷干燥的地面上。
WordNet
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Missing: Usage patterns
Complete this area with usage patterns.
Includes Common mistakes & Confusing words
See typical errors learners make and confusing words to avoid.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
底层，一楼
The pharmacy is on the ground floor.
药房在一楼。
一楼（英式）或二楼（美式）
Her office is on the first floor.
她的办公室在二楼。
平面图
The architect drew a detailed floor plan.
建筑师画了一张详细的平面图。
占地面积
This store has 500 square meters of floor space.
这家商店有500平方米的占地面积。
地板覆盖物
They chose carpet as the floor covering.
他们选择地毯作为地板覆盖物。
落地灯
She bought a stylish floor lamp for the living room.
她为客厅买了一盏时尚的落地灯。
一开始就参与，抢占先机
She invested in the startup early and got in on the ground floor.
她很早就投资了这家初创公司，一开始就参与了进来。
起立发言，上台讲话
The senator took the floor to address the bill.
参议员起立发言，就该法案发表讲话。
彻底击败某人，使某人一败涂地
Our team wiped the floor with the competition.
我们队彻底击败了对手。
Use floors naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
floor 里有 four，想象地板有四个角。
语域中性，通常用于描述室内地面（如房间、走廊）或建筑物的楼层，在日常对话和正式场合均常见。
通常作可数名词，表示楼层或地面。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.