iron

iron — 名詞

1. a grey metal found in rocks and soil throughout the world. When combined with ca

1.名詞B1
釋義

一種灰色金屬,用於煉鋼

a grey metal found in rocks and soil throughout the world. When combined with carbon, it creates steel — a material used in everything from buildings to vehicles to everyday tools.

例句

The bridge is made of strong iron that can support heavy trucks.

這座橋是用堅固的鐵建造的,能夠支撐重型卡車。

collocation: made of iron

Iron ore is taken from mines and turned into steel in large factories.

鐵礦從礦場開採出來後,在大型工廠裡煉成鋼。

collocation: iron ore

同義詞
  • steel

    a stronger alloy made from iron and carbon, not a pure metal

  • metal

    a broader category that includes iron and many other elements

文法句型

uncountable noun

用法筆記

Uncountable — do not say 'an iron' when referring to the metal. 'An iron' means the tool for clothes (sense 3) or a golf club (sense 4).

常見錯誤

The knife is made of an iron.
The knife is made of iron.
💡When referring to the metal, iron is uncountable.

2. a dietary mineral that the body uses to make haemoglobin, the protein that moves

2.名詞B2
釋義

鐵質

血液及食物中的營養素

a dietary mineral that the body uses to make haemoglobin, the protein that moves oxygen through the bloodstream. It is found naturally in foods such as red meat, spinach, and beans.

例句

Spinach and red meat are good sources of iron for a healthy diet.

菠菜和紅肉是健康飲食中鐵質的良好來源。

collocation: sources of iron

Caio's doctor said he needed more iron in his meals to feel less tired.

Caio 的醫生說他需要在飲食中攝取更多鐵質,才不會那麼容易疲倦。

collocation: more iron

文法句型

uncountable noun

用法筆記

Uncountable in this sense. 'An iron' never means a dose or type of this nutrient. Use 'iron' alone or with quantity phrases like 'a source of iron'.

3. an electrical household tool with a heated metal plate on the bottom that you sl

3.名詞A2
釋義

熨斗

用於燙平衣物的電器

an electrical household tool with a heated metal plate on the bottom that you slide over clothes to press out wrinkles.

例句

Maeve turned off the iron after finishing her shirts for the week.

Maeve 燙完一週要穿的襯衫後,就把熨斗關掉了。

collocation: turned off the iron

This steam iron works best when you use it on cotton fabric.

這支蒸氣熨斗用在棉質布料上效果最好。

collocation: steam iron

文法句型

countable noun

用法筆記

Countable — 'an iron' and 'irons' work normally. Distinguish from sense 1 (the metal), which is uncountable.

常見錯誤

I need to buy a new iron for my shirt.' (correct — countable sense for the device)
The gate is made of iron.' (uncountable
💡the metal)

4. a golf club with a slanted metal head, designed for striking the ball at medium

4.名詞B2
釋義

鐵桿

高爾夫球桿的一種

a golf club with a slanted metal head, designed for striking the ball at medium range and guiding it toward the green.

例句

Christopher chose a seven-iron to hit the ball onto the green.

Christopher 選了一支七號鐵桿,想把球打上果嶺。

collocation: seven-iron

Folake practised with her five-iron at the driving range all morning.

Folake 整個早上都在練習場揮她的五號鐵桿。

collocation: five-iron

同義詞
  • club

    the general term for any golf club including woods, irons, and putters

文法句型

countable noun

用法筆記

Irons are numbered by their angle — a lower number (e.g. 3-iron) hits the ball farther but with a lower arc; a higher number (e.g. 9-iron) gives a shorter but higher shot.

5. a metal implement that is forged from iron, often heated for purposes such as br

5.名詞C1
釋義

鐵器

用鐵製成的工具

a metal implement that is forged from iron, often heated for purposes such as branding livestock or shaping materials.

例句

The rancher used a branding iron to mark the calves with his ranch symbol.

牧場主人用烙印鐵在牛犢身上烙下農場的標記。

collocation: branding iron

The museum displays a branding iron that farmers used over a century ago.

博物館展示了一把農民在一個多世紀前使用的烙印鐵。

collocation: branding iron

同義詞
  • tool

    a broader, more common term for any instrument used for work

文法句型

countable noun

用法筆記

This sense is rarer in modern everyday English but still common in historical or craft contexts like blacksmithing.

6. heavy metal chains wrapped around a prisoner's arms or legs to stop them from mo

6.名詞C2
釋義

鐐銬

約束囚犯的鐵鍊

heavy metal chains wrapped around a prisoner's arms or legs to stop them from moving or running away.

例句

The prisoners were led into the court with heavy irons around their legs.

囚犯們腳上拖著沉重的鐐銬被帶進法庭。

collocation: heavy irons

In the film, the captured soldiers were clapped in irons and locked in a cell.

電影中,被俘的士兵被戴上鐐銬關進牢房。

collocation: clapped in irons

同義詞
  • shackles

    a more specific term for chains around wrists or ankles

  • chains

    a more general alternative, equally common in modern English

文法句型

always plural: irons

用法筆記

Always used in the plural form 'irons'. Never 'an iron' for this sense. This usage is mainly historical or literary.

常見錯誤

The prisoner wore an iron on his feet.
The prisoner wore irons on his feet.
💡This sense is always plural.

iron — 動詞

iron — 形容詞