Copper
[ 'kɑp? ]
第2級
其它 Other
n. 銅;銅幣;紫銅色;警察;
adj. 銅制的;
vt. 鍍銅;
?? 例句
By oxidation-reduction reaction, copper is cemented into the iron.
經(jīng)氧化―還原反應(yīng)，銅滲入鐵中。
In addition to copper, there are many other metals which are good conductors.
除了銅，還有很多其它金屬都是良導(dǎo)體。
These kettles are all copper.
這些水壺全是銅的。
Brass, copper, stainless steel, bismuth, and lead are all suitable.
黃銅、銅、不銹鋼、鉍及鉛都是適合的。
A thin sheet of copper is an example of a diathermic wall.
薄銅片就是一個“透熱壁。”
?? 聯(lián)想助記
【記】※ 諧音“靠破”:靠破銅爛鐵生活
※ cop-警察,per-每:每個警察都似銅墻鐵壁
※ cop-警察,per-每:每一個警察都有一個銅錢
? 同義詞
?? 牛津釋義
copper
n
1 [U] chemical element, a common reddish-brown metal 銅; 紫銅; 紅銅
the mining of copper in central Africa 中部非洲的銅礦開采業(yè)
Is the pipe copper or lead? 這管子是銅的呢還是鉛的?
[attrib 作定語]
a copper pipe, wire, alloy, etc 銅管、 絲、 合金等
her copper-coloured hair 她那紅棕色的頭發(fā). =>App 10 見附錄10.
2 [C] (esp Brit) coin made of copper or a copper alloy 銅幣
It only costs a few coppers, ie is cheap. 這只值幾個銅板（很便宜）.
3 [C] (esp Brit) large metal vessel, esp one in which clothes were formerly washed by boiling 大鍋（尤指舊時用以煮洗衣物的）. Cf 參看 boiler 3.
copper n (infml 口) policeman （男）警察.
?? 考研助記
公司(co)的刀(p)每個(per)都是 黃銅的 網(wǎng)友： 補(bǔ)充：公司(co)的牌子(p)anel每個(per)都是黃銅的
?? 擴(kuò)展釋義
*['k?p?]n. 銅, 警察【化】 銅Cu【醫(yī)】 銅(29號元素)
?? 同為「CET-4」詞匯
查看全部CET-4詞匯 ›??? 情景例句
Both! American spellings are used more and more in Canada now.
兩種都用！現(xiàn)在在加拿大人們越來越多的采用美國拼法了。
I don't want to know what it's been; I want to know what it is now.
我不想知道它曾經(jīng)是什么；我想知道它現(xiàn)在是什么。
You must have been mad to speak to the servant! She might have called for help.
你準(zhǔn)是瘋了，竟跟這個仆人說話。她可能會大喊救命的。