copper

英 [ˈkɒpə(r)]

美 [ˈkɑːpər]

n.  铜; 铜币; 警察

复数：coppers　现在分词：coppering　过去式：coppered　第三人称单数：coppers　过去分词：coppered　

CET4CET6考研TOEFLTEM4TEM8化学

Collins.2 / BNC.3656 / COCA.5053

牛津词典

noun

• 铜
  a chemical element. Copper is a soft reddish-brown metal used for making electric wires, pipes and coins
  1. a copper mine
     铜矿
  2. copper pipes
     铜管
  3. copper-coloured hair
     红棕色的头发
• 铜币
  brown coins that do not have much value
  1. I only paid a few coppers for it.
     我只花了几个铜板买下这东西。
• 警察
  a police officer

柯林斯词典

• N-UNCOUNT 铜
  Copperis reddish brown metal that is used to make things such as coins and electrical wires.
  1. Chile is the world's largest producer of copper.
     智利是世界上最大的产铜国。
  2. ...a copper mine.
     铜矿
• ADJ 铜色的;紫铜色的;红棕色的
  Copperis sometimes used to describe things that are reddish-brown in colour.
  1. His hair has reverted back to its original copper hue.
     他的头发又变回原来的淡红棕色。
• 铜板;铜币
  Coppersare brown metal coins of low value.
• N-COUNT 警察
  Acopperis a policeman or a policewoman.
  1. ...your friendly neighbourhood copper.
     你们友善的社区警察

英英释义

noun

• any of various small butterflies of the family Lycaenidae having coppery wings
• a reddish-brown color resembling the color of polished copper
  Synonym:copper color
• uncomplimentary terms for a policeman
  Synonym:bullcopfuzzpig
• a copper penny
• a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element
  Synonym:Cuatomic number 29

verb

• coat with a layer of copper

双语例句

• Copper and gold are both metals.
  铜和金都是金属。
• Chemical analysis revealed a high content of copper.
  化学分析显示铜的含量很高。
• As new mines come on stream, Chile's share of world copper output will increase sharply
  新矿投产后，智利在世界铜产量中所占的份额将大幅增加。
• Why does copper bend easily?
  铜为什么容易弯曲？
• Bronze is an alloy of copper and tin
  青铜是铜和锡的合金。
• They produced Brass by the fusion of copper and zinc.
  他们通过铜和锌的熔合来制造黄铜。
• Among the mineral deposits of the province, tin occupies first place; copper comes second.
  该省矿藏，以锡最多，铜次之。
• Contemporary photographs are juxtaposed with a sixteenth century, copper Portuguese mirror.
  几幅当代照片和一面16世纪的葡萄牙铜镜并排摆在一起。
• Copper turns green as it weathers.
  铜暴露在自然环境中就变绿。
• The antiseptic properties of copper sulphate have never been questioned.
  硫酸铜具有防腐性，这是不曾有过问题的。