1
there are burrs in/on + noun
作名词，指有钩刺的种子团，常用复数。
There are burrs in the tall grass.
高高的草丛里有芒刺。
芒刺；刺果
burrs — plural of burr
先理解核心含义，再看它在真实句子里的用法。
芒刺；刺果
a seed vessel having hooks or prickles, often clinging to fur or clothing
There are burrs in the tall grass.
高高的草丛里有芒刺。
尖利的东西；刺或碎片。
A sharp, pointy object, such as a sliver or splinter.
粗重的嗡嗡声
A rough humming sound.
日晕或月晕的同义词
Synonym of brough (“halo around the sun or moon”)
带钩刺的种子壳
seed vessel having hooks or prickles
After walking through the tall grass, we had to pick several burrs off our socks.
走过高高的草丛后，我们不得不从袜子上摘下几颗芒刺。
The dog came home covered in burrs from the field.
狗从田野回来，身上沾满了芒刺。
He carefully removed a burr that had stuck to his sweater.
他小心地摘掉粘在毛衣上的一颗芒刺。
作名词，指有钩刺的种子团，常用复数。
There are burrs in the tall grass.
高高的草丛里有芒刺。
作名词，指金属等材料上的毛糙边缘。
The blade has a burr on its edge.
刀刃上有一处毛边。
作动词，指说话带有含混粗重的口音。
He burrs when he talks.
他说话时发音含混。
Not this
There are many burr on my clothes.
Use this
There are many burrs on my clothes.
burr 是可数名词，表示多个芒刺或毛边时要用复数形式 burrs。
Not this
Last night he burr his r's.
Use this
Last night he burred his r's.
burr 是规则动词，表示过去发生的动作要用过去式 burred，不能用原形。