Copper
[ 'kɑpɚ ]
第2级
其它 Other
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
📝 例句
By oxidation-reduction reaction, copper is cemented into the iron.
经氧化―还原反应，铜渗入铁中。
In addition to copper, there are many other metals which are good conductors.
除了铜，还有很多其它金属都是良导体。
These kettles are all copper.
这些水壶全是铜的。
Brass, copper, stainless steel, bismuth, and lead are all suitable.
黄铜、铜、不锈钢、铋及铅都是适合的。
A thin sheet of copper is an example of a diathermic wall.
薄铜片就是一个“透热壁。”
🌱 联想助记
【记】※ 谐音“靠破”:靠破铜烂铁生活
※ cop-警察,per-每:每个警察都似铜墙铁壁
※ cop-警察,per-每:每一个警察都有一个铜钱
✅ 同义词
📖 牛津释义
copper
n
1 [U] chemical element, a common reddish-brown metal 铜; 紫铜; 红铜
the mining of copper in central Africa 中部非洲的铜矿开采业
Is the pipe copper or lead? 这管子是铜的呢还是铅的?
[attrib 作定语]
a copper pipe, wire, alloy, etc 铜管、 丝、 合金等
her copper-coloured hair 她那红棕色的头发. =>App 10 见附录10.
2 [C] (esp Brit) coin made of copper or a copper alloy 铜币
It only costs a few coppers, ie is cheap. 这只值几个铜板（很便宜）.
3 [C] (esp Brit) large metal vessel, esp one in which clothes were formerly washed by boiling 大锅（尤指旧时用以煮洗衣物的）. Cf 参看 boiler 3.
copper n (infml 口) policeman （男）警察.
🎯 考研助记
公司(co)的刀(p)每个(per)都是 黄铜的 网友： 补充：公司(co)的牌子(p)anel每个(per)都是黄铜的
🔁 扩展释义
*['kɒpә]n. 铜, 警察【化】 铜Cu【医】 铜(29号元素)
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
Are there many differences?
它们有很大差别吗？
We spent all our days on the beach.
我们有好几天都是在海滩上度过的。
That sounds very interesting. How long will it take you to collect enough money?
听起来倒是挺有趣的。你要花多长时间才能筹集到足够的资金呢？