1
be made of steel
表示由钢材制成，不可数名词。
The bridge is made of steel.
这座桥是钢制的。
钢；钢铁
先理解核心含义，再看它在真实句子里的用法。
钢；钢铁
a strong, hard metal made from iron and carbon, used in building and industry
The bridge is made of steel.
这座桥是钢制的。
由铁制成的人造金属,比纯铁更硬、更有弹性；比喻为坚硬的象征。
An artificial metal produced from iron, harder and more elastic than elemental iron; used figuratively as a symbol of hardness.
铁与少量碳的合金；广泛用于建筑；机械性能可在很大范围内变化
an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range
由这种金属制成的任何物品,尤其包括:
Any item made of this metal, particularly including:
具有长金属刀刃和带护手柄的切割或刺击武器
a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard
The bridge is made of steel and concrete.
这座桥是由钢和混凝土建造的。
Workers must wear gloves when cutting steel.
工人在切割钢材时必须戴手套。
The company recycles scrap steel from old cars.
这家公司回收旧汽车上的废钢。
表示由钢材制成，不可数名词。
The bridge is made of steel.
这座桥是钢制的。
形容词修饰steel，表示钢的种类或品质。
They used high-quality steel.
他们使用了高质量的钢材。
固定比喻，形容非常镇定勇敢。
She has nerves of steel.
她有钢铁般的神经。
steel作定语修饰名词，表示钢铁相关的。
The steel industry is booming.
钢铁工业正在蓬勃发展。
Not this
She tried to steel the wallet.
Use this
She tried to steal the wallet.
混淆了名词 steel（钢）和动词 steal（偷），两者发音相同但词性和意义不同。
Not this
I need a steel for the construction.
Use this
I need some steel for the construction.
steel 是不可数名词，不能直接加不定冠词 a，应使用 some 或 a piece of 表示数量。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
钢梁
The building's framework is supported by steel beams.
该建筑的框架由钢梁支撑。
钢铁工业
The steel industry is a pillar of the national economy.
钢铁工业是国民经济的支柱。
钢结构
This bridge uses a steel structure for durability.
这座桥采用钢结构以耐久。
钢铁生产
Steel production has increased by 5% this year.
今年的钢铁生产增长了5%。
钢板
The hull of the ship is made of thick steel plates.
船体由厚钢板制成。
钢架
The skyscraper has a steel frame that makes it earthquake-resistant.
这座摩天大楼采用钢架结构，具有抗震性。
钢铁般的神经
She has nerves of steel when dealing with emergencies.
她在处理紧急情况时有着钢铁般的神经。
使自己坚强起来
He steeled himself for the difficult conversation.
他做好心理准备迎接这次艰难的对话。
头脑像捕兽夹一样敏锐
With his mind like a steel trap, he never forgets a name.
他的头脑像捕兽夹一样敏锐，从不会忘记名字。
最坚硬的钢铁是在最炽热的火焰中锻造而成的。
This bridge is made of steel.
这座桥是用钢建造的。
他在巨大的磁场中被变成了钢铁。
The building's frame is steel.
这栋建筑的结构是钢制的。
发长 /iː/ 音 (如 see, free)
Use steel naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
steel 中有两个 e，像两根钢条，代表钢铁的坚硬。
steel 通常指钢铁金属，用于建筑、制造等，是比较中性的常用词。
Words ending in 'eel' (spelled with 'ee') rhyme with 'steel' (e.g., feel, deal, heel, peel, seal, wheel). Be careful: 'steal' is a homophone (same pronunciation) but spelled with 'ea', not 'ee'.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.