1
be made of denim
denim 作“牛仔布”讲时是不可数名词，不加 s。
This jacket is made of denim.
这件夹克是牛仔布做的。
牛仔裤；工装裤
denims — plural of denim
先理解核心含义，再看它在真实句子里的用法。
牛仔裤；工装裤
close-fitting trousers made of heavy denim, worn for manual work or casual wear
This jacket is made of denim.
这件夹克是牛仔布做的。
通常用复数形式 denims
通常由棉制成的具有明显斜纹图案的纺织品。
A textile often made of cotton with a distinct diagonal pattern.
(通常为复数)用于体力劳动或休闲穿着的紧身牛仔裤
(usually plural) close-fitting trousers of heavy denim for manual work or casual wear
一种粗糙耐用的斜纹棉布
a coarse durable twill-weave cotton fabric
He wore his favorite denims to the weekend barbecue.
他穿着他最爱的牛仔裤去参加周末烧烤聚会。
These denims are too tight after the holidays.
这些牛仔裤假期过后太紧了。
She bought a new pair of denims for the job interview.
她为求职面试买了一条新的牛仔裤。
denim 作“牛仔布”讲时是不可数名词，不加 s。
This jacket is made of denim.
这件夹克是牛仔布做的。
denim 可直接放在衣物名词前作定语，表示“牛仔布的”。
She wore a denim jacket.
她穿着一件牛仔夹克。
denims 指“牛仔裤；工装裤”，通常用复数；一条可说 a pair of denims。
He bought a pair of denims.
他买了一条工装裤。
Not this
I bought a new denim yesterday.
Use this
I bought a new pair of denims yesterday.
denim 表示“牛仔裤”时是可数名词，且通常用复数形式 denims，不能直接说 a denim；要表达“一条”需用 a pair of denims。
Not this
My denim is too tight.
Use this
My denims are too tight.
表示“牛仔裤”时必须用复数 denims，谓语动词也要用复数；denim 单数只指牛仔布这种面料，不指裤子。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
牛仔布
This denim fabric is soft and strong.
这种牛仔布柔软又结实。
牛仔夹克
She wore a denim jacket over her white shirt.
她在白衬衫外面穿了一件牛仔夹克。
牛仔衬衫
He wore a denim shirt to the party.
他穿了一件牛仔衬衫去参加聚会。
牛仔裙
She matched the denim skirt with a plain top.
她用一条牛仔裙搭配一件素色上衣。
牛仔工装裤
The painter wears denim overalls while working.
画家工作时穿牛仔工装裤。
褪色牛仔布
She prefers faded denim to dark denim.
比起深色牛仔布，她更喜欢褪色牛仔布。
牛仔布和皮革让我们走到了一起，是你，是我，是我们所能成为的一切。
The 1981 heavy metal anthem 'Denim and Leather' by Saxon celebrates the denim-and-leather culture of rock fans.
萨克森乐队1981年的重金属颂歌《Denim and Leather》歌颂了摇滚乐迷的牛仔布与皮革文化。
Use denims naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
denim 听起来像“待你摸”：摸一摸，感受厚实的牛仔布。
语域：informal 常见场景：casual wear、manual work denims 多用于非正式或日常口语，指这种斜纹棉布做的工装裤/牛仔裤；在较正式场合可换用 jeans 或 denim trousers。
作“牛仔布/粗斜纹棉布”讲是不可数名词；作“牛仔裤/工装裤”讲只用复数形式 denims。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.