copper
gb/kˈɑpɚ/ us/kˈɑpɚ/
A2
英語
~ 4700
réz, zsaru, rézpénz, rézérme
名詞
A2
1
réz
B1
用法パターン：
[something] made of copper
The electrician replaced the old cables with copper wire.
A villanyszerelő rézvezetékre cserélte a régi kábeleket.
Copper conducts electricity better than most metals.
A réz jobban vezeti az áramot, mint a legtöbb fém.
They mined copper from the hills for centuries.
The statue was made entirely of copper.
Copper prices have risen on the global market.
学習者向け例文
The pot is made of copper.
A fazék rézből készült.
Copper is used in wires.
A rezet elektromos vezetékekben használják.
This pipe is copper.
They found copper in the ground.
Copper is a kind of metal.
よくある間違い：
Learners sometimes confuse 'copper' with 'bronze', but bronze is an alloy containing copper and other metals.
意味
A reddish-brown metal element
コロケーション
copper wire
|copper pipe
|pure copper
|copper mine
|copper alloy
類義語
bronze (An alloy mainly of copper and tin, not pure copper.)
|
metal (A general term; less specific than copper.)
対義語
plastic (A non-metal material often used instead of copper in some applications.)
テーマ
science
|materials
|technology
|core_vocabulary
定義
A reddish-brown metal used to make wires, pipes, and coins.
A reddish-brown, ductile metallic element (symbol Cu) that is an excellent conductor of heat and electricity, widely used in electrical wiring, plumbing, and coins.
名詞
B1
INFORMAL
2
zsaru
B2
用法パターン：
[someone] is a copper
The copper caught the thief red-handed.
A zsaru tetten érte a tolvajt.
He used to be a copper before becoming a detective.
Korábban zsaru volt, mielőtt nyomozó lett.
A couple of coppers were standing on the corner.
That copper knows everyone in the neighborhood.
学習者向け例文
The copper stopped the car.
A zsaru megállította az autót.
A copper is talking to the man.
Egy zsaru beszél a férfival.
The copper is wearing a uniform.
I saw a copper in the street.
よくある間違い：
Learners may think 'copper' always means the metal; in slang it can mean 'police officer'.
意味
Informal term for a police officer
コロケーション
local copper
|undercover copper
|old copper
類義語
cop (Very common informal term, especially in American English.)
対義語
criminal (Opposite role to a police officer.)
テーマ
law
|informal
|core_vocabulary
定義
An informal word for a police officer.
An informal term for a police officer, used mainly in British and Australian English.
名詞
B2
TECHNICAL
3
He paid the boy a few coppers for his help.
Néhány rézpénzzel fizetett a fiúnak a segítségéért.
The street musician collected coppers in his hat.
Az utcazenész rézpénzeket gyűjtött a kalapjában.
In those days, a loaf of bread cost only a copper.
学習者向け例文
He gave me a copper.
Adott nekem egy rézpénzt.
The man has many coppers.
A férfinak sok rézpénze van.
She put some coppers on the table.
よくある間違い：
Learners may confuse this with the metal itself; here it means coins made from it.
意味
Low-value coin made from copper
コロケーション
old copper
|small copper
|Victorian copper
類義語
penny (In UK and US currency, a small denomination coin, sometimes made of copper.)
テーマ
money
|history
|finance
|core_vocabulary
定義
A small coin made from copper or a similar metal.
A coin made from copper or a similar alloy, typically of low monetary value, especially in historical contexts.
文法
辞書形
copper
IPA
GB/kˈɑpɚ/
US/kˈɑpɚ/
音節・強勢
cop - per （2音節）
Stress on 1st syllable (cop)
活用形
Noun
- Base: copper
- Plural: copper, coppers
関連語
Forms
coppers
noun
Related words
coppery
adjective
表現
copper-bottomed guarantee
1/kˈɑpɚ bˈɑtəmd ɡˌɛɹəntˈi/
fixed phrase
A completely reliable guarantee
A promise or agreement that is certain and cannot fail.
例文
- The contract came with a copper-bottomed guarantee of delivery within 30 days.
- Investors are looking for a copper-bottomed guarantee before committing their money.
copper-bottomed plan
1/kˈɑpɚ bˈɑtəmd plˈæn/
fixed phrase
A completely reliable plan
A plan that is sure to work and has no risk of failure.
例文
- We need a copper-bottomed plan if we want to impress the investors.
- Her proposal was a copper-bottomed plan for success.