- [uncountable] (symbol Cu)
a chemical element. Copper is a soft red-brown metal used for making electric wires, pipes and coins. 铜 a copper mine 铜矿 copper pipes 铜管 copper-coloured hair 红棕色的头发
Extra ExamplesTopics Physics and chemistryc1Her hair shone like burnished copper. 她的头发像擦过的铜一样亮。 She works mainly in copper. 她主要用铜创作作品。 copper alloyed with arsenic 铜与砷的合金
Oxford Collocations Dictionaryadjective- pure
- molten
- beaten
- …
- mine
- produce
- contain
- …
- mine
- miner
- mining
- …
- in copper
- an alloy of copper and something
- an alloy of copper with something
- coppers[plural] (British English)
brown coins that do not have much value 铜币 - [countable] (British English, informal)
a police officer 警察 Apparently, her dad's a copper. 很明显，她爸爸是警察。 There are a couple of coppers waiting outside. 有几个警察在外面等着。
Word Originsenses 1 to 2 Old English copor, coper (related to Dutch koper and German Kupfer), based on late Latin cuprum, from Latin cyprium aes ‘Cyprus metal’ (so named because Cyprus was the chief source).sense 3 mid 19th cent.: from cop + -er.