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TOEFL BNC: 3656 COCA: 5053
copper
kɒpəʳ ˈkɑpər
Word forms: plural coppers
1 N-UNCOUNT Copper is reddish brown metal that is used to make things such as coins and electrical wires.
  • Chile is the world's largest producer of copper.

    智利是世界上最大的产铜国。

  • ...a copper mine.

    铜矿

2 ADJ [usually ADJ n] 铜色的;紫铜色的;红棕色的 Copper is sometimes used to describe things that are reddish-brown in colour. 铜色的;紫铜色的;红棕色的 [literary]
  • His hair has reverted back to its original copper hue.

    他的头发又变回原来的淡红棕色。

3 N-COUNT 铜板;铜币 Coppers are brown metal coins of low value. 铜板;铜币 [mainly British, informal]
4 N-COUNT 警察 A copper is a policeman or a policewoman. 警察 [British, informal]
  • ...your friendly neighbourhood copper.

    你们友善的社区警察

Trends of copper
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TOEFL BNC: 3656 COCA: 5053
copper

noun

ADJECTIVE | VERB + COPPER | COPPER + NOUN | PREPOSITION | PHRASES ADJECTIVEpure純銅molten熔化的銅beaten銅箔burnished擦得鋥亮的銅Her hair shone like burnished copper.她的頭髮像擦過的銅一樣亮。VERB + COPPERmine開採銅礦produce產銅contain含銅COPPER + NOUNmine銅礦miner採銅礦工mining, production, smelting採銅;銅產量;煉銅deposit, ore銅礦層;銅礦石alloy銅合金sulphate/sulfate硫酸銅coin銅幣pipe, tube銅管cable, wire銅纜;銅線plate, pot銅盤;銅壺colour/color古銅色PREPOSITIONin copper (= using copper) 用銅She works mainly in copper.她主要用銅創作作品。PHRASESan alloy of copper and sth, an alloy of copper with sth銅和⋯的合金Brass is an alloy of copper and zinc.黃銅是銅和鋅的合金。
TOEFL BNC: 3656 COCA: 5053
TOEFL BNC: 3656 COCA: 5053
copper
Metals: aluminium, aluminum, barium...
Police officers: bobby, cadet, captain...
Words used to describe specific colours: alabaster, amber, amethyst...

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