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| NOUN |
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| /ˈkɒpə/ |
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| 1 | U a red-brown metal used especially for making wire or pipes （尤用于制造电线或管子的）铜，紫铜，红铜 |
| a copper pipe/pan/kettle 铜管/铜锅/铜壶 |
| Her hair was the colour of copper. 她的头发呈紫铜色。 |
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| 2 | C informal old-fashioned a police officer 警察 |
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| 3 | C old-fashioned a coin of low value made of copper or bronze 铜币 |
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