详细释义
- 铜（元素符号Cu，原子量63.546，原子序数29） ，紫铜
- <口>警察
- <英口>铜币，铜钱，零钱
- 铜制品，铜器，铜罐，铜壶，铜锅，铜管
- 铜色，红铜色
- 铜矿
- 铜（制）的，铜质的
- 红铜色的，铜色的，红棕色的
- 镀铜于，涂铜于，在...上镀铜
- 覆以铜皮，用铜板盖，用铜皮包
- 下赌注于…上
n. (名词)
- [U]铜 a metal with a color between brown and red
- [C]铜币 a coin of low value made of copper
n. (名词)
英英释义
Noun:
-
a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor
-
a copper penny
-
uncomplimentary terms for a policeman
-
a reddish-brown color resembling the color of polished copper
-
any of various small butterflies of the family Lycaenidae having coppery wings
-
coat with a layer of copper
双语例句
- Copper conducts electricity better than iron does.
铜的导电性比铁强。 - The shop sells copper vessels of all shapes.
这家商店出售各种形状的铜器皿。 - He polished up the old copper coins.
他把旧铜币擦亮。 - I gave him a few coppers.
我给了他几个铜币。 - I know he is a plain-clothes copper.
我知道他是个便衣警察。 - Her hair shone copper in the sunlight.
她的头发在阳光下闪着紫铜色。 - The cloud-mussed sky turned a vague copper color.
堆满乌云的天空现出一种混沌的紫铜色。 - Zinc base die castings are always copper plated in cyanide baths.
锌基合金的压铸件总是在氰化镀液中镀铜。 - The development history of cyanide-free copper electroplating is briefly reviewed.
摘要简要回顾了无氰碱性镀铜的发展历史。
用作名词 (n.)
用作及物动词 (vt.)
- Copper conducts electricity well.
铜是电的良导体。 - Have you any coppers in your change?
你的零钱里有铜币吗? - This store sells all kinds of copper.
这家商店出售各种铜制品。
用作名词 (n.)
用法讲解
用作名词 (n.)
动词+～
- ask for〔collect〕 coppers 要〔收集〕铜币
- cast〔toss〕 coppers 扔铜币
- mine copper 开发铜矿
- copper manufactures 铜制品
- copper sulphate 硫酸铜
- copper wire 铜丝
- four pence in coppers 四便士铜币
- fine work on copper 铜币上的美术精品
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