copper
copper — adjective
1. made from the reddish-brown metal that conducts heat and electricity very well.
made from the reddish-brown metal that conducts heat and electricity very well.
The old kitchen still had copper pipes running under the sink.
collocation: copper pipes
Leo polished the copper kettle until it shone like a mirror.
Yuki chose copper pots because they heat up much more evenly.
The museum displayed ancient copper tools from Egypt in glass cases.
文法句型
copper + noun
常見錯誤
2. having the shiny reddish-brown colour that copper metal typically shows.
having the shiny reddish-brown colour that copper metal typically shows.
The dancer with long copper hair caught everyone's attention at the party.
collocation: copper hair
Sivan painted her front door a warm copper shade last weekend.
The autumn leaves turned a beautiful copper colour before falling.
The sunset cast a copper glow across the surface of the lake.
文法句型
copper + noun
copper-coloured + noun
copper — noun
1. a soft, reddish-brown metallic chemical element (symbol Cu) that conducts electr
a soft, reddish-brown metallic chemical element (symbol Cu) that conducts electricity and heat well and is used for making wire, pipes, and coins.
Liang works at a factory where copper is turned into electrical cables.
collocation: electrical cables
The price of copper rose sharply after the mine flooded last month.
Pure copper is too soft for many tools, so it is mixed with other metals.
Karim collected scrap copper from old buildings and sold it for recycling.
文法句型
copper + verb (singular)
made of copper
用法筆記
Often used without an article when referring to the material in general: Copper is an excellent conductor.
常見錯誤
2. the shiny reddish-brown colour that looks like the surface of polished copper.
the shiny reddish-brown colour that looks like the surface of polished copper.
Rania chose a dress in a deep copper for the wedding ceremony.
collocation: deep copper
The artist mixed orange and brown to create exactly the copper she wanted.
Copper is a popular colour in autumn fashion collections each year.
The car came in a metallic copper that looked especially good in sunlight.
文法句型
a shade/colour of copper
copper + noun
3. a brown coin struck from copper or a similar metal, with very little monetary va
a brown coin struck from copper or a similar metal, with very little monetary value.
The child found a few coppers on the pavement and picked them up quickly.
informal plural: a few coppers
Christopher dropped a copper into the street musician's hat as he walked by.
Many shopkeepers no longer accept coppers for payment because they are worth so little.
Folake emptied her purse onto the table and counted out the loose coppers.
文法句型
a copper
a few coppers
coppers + verb (plural)
用法筆記
Most common in Britain and other places that use copper-coloured low-value coins. In the US, 'pennies' is more common than 'coppers'.
常見錯誤
4. a police officer; a member of a police force. Used in informal conversation rath
a police officer; a member of a police force. Used in informal conversation rather than official writing.
A copper tapped on his window and asked to see his driving licence.
informal register: copper = police officer
Erik told the children that a copper would come if they ever needed help.
Amihan's brother works as a copper in the city centre and loves the job.
The local coppers arrived within minutes of the emergency phone call.
文法句型
a copper
the coppers
copper + verb (singular)
用法筆記
Slang term. Do not use in formal letters, court proceedings, or official reports. In American English, 'cop' is far more common than 'copper'.