copper /ˈkɒpə/ CET4 TEM4

• 1. 

  N-UNCOUNT Copper is reddish brown metal that is used to make things such as coins and electrical wires. 铜

  例：

  Chile is the world's largest producer of copper.

  智利是世界上最大的产铜国。

• 2. 

  N-COUNT (Often shortened to cop) → a slang word for policeman

• 3. 

  ADJ Copper is sometimes used to describe things that are reddish-brown in colour. 铜色的 [文学性]

  例：

  His hair has reverted back to its original copper hue.

  他的头发恢复到了原来的铜色。