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a flagstone [noun]
flagstone 可直接放在另一名词前作定语，表示‘石板做的’。
We walked along a flagstone path.
我们沿着一条石板小路走。
石板
先理解核心含义，再看它在真实句子里的用法。
石板
a type of stone that splits into flat pieces suitable for paving
We walked along a flagstone path.
我们沿着一条石板小路走。
用于铺路或盖屋顶的扁平矩形石板
A flat, rectangular piece of rock or stone used for paving or roofing.
可铺路的板岩
stratified stone that splits into pieces suitable as paving stones
容易劈开且适合制作石板的一种岩石
One of several types of rock easily split and suitable for making flagstones.
We walked along a narrow path made of gray flagstones.
我们沿着一条由灰色石板铺成的小路走着。
One loose flagstone next to the door needs to be replaced.
门旁有一块松动的石板需要更换。
They are laying new flagstones in the backyard to create a patio.
他们正在后院铺设新石板，以建造一个露台。
flagstone 可直接放在另一名词前作定语，表示‘石板做的’。
We walked along a flagstone path.
我们沿着一条石板小路走。
复数 flagstones 指一块块石板；铺路时常用复数。
They paved the courtyard with flagstones.
他们用石板铺了庭院。
指材料时 flagstone 可作不可数名词，表示‘石板材料’。
The patio is made of flagstone.
这个露台是用石板做的。
Not this
There are many flagstone on the path.
Use this
There are many flagstones on the path.
flagstone 是可数名词，指单块石板；与 many 搭配时必须用复数形式 flagstones。中文常说“很多石板”，但英语需要显式表示复数。
Not this
He stepped on flagstone.
Use this
He stepped on a flagstone.
flagstone 作为单数可数名词不能裸用，需要冠词 a 或 the。中文没有冠词，学习者容易遗漏。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
石板路
They followed a flagstone path through the garden.
他们沿着一条石板路穿过花园。
石板露台
We had breakfast on the flagstone patio.
我们在石板露台上吃了早餐。
石板地面
The kitchen has a cool flagstone floor.
厨房铺着清凉的石板地面。
石板台阶
He climbed the flagstone steps to the front door.
他登上石板台阶，走到前门。
石板小径
A wide flagstone walkway leads to the entrance.
一条宽阔的石板小径通向入口。
Use flagstone naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把flag想成平铺的一面石板旗，stone是石头：flagstone就是铺路用的扁平石板。
语域：neutral 常见场景：花园步道、庭院铺地、建筑石材 该词语气中立，日常与书面语均可使用；多用于建筑或园艺中描述铺路、铺地的石板。
常用复数形式指铺路用的石板。
Dictionary facts from ECDICT, WIKTIONARY.