| 词汇 | copper |
| 释义 | copper noun uk /ˈkɒp.ər/ us /ˈkɑː.pɚ/ coppernoun (METAL)B2[ U ](symbolCu) a chemical element that is a reddish-brown metal, used especially for making wire and coins: 铜 They mine a lot of copper around these parts.他们在这周围开采出许多铜。 One of the properties of copper is that it conducts heat and electricity very well.铜的特性之一是导热导电能力强。 RyanKing999/iStock/Getty Images Plus/GettyImages [ U ] the reddish-brown colour of the metal copper: 红棕色，紫铜色 The copper of Rosie's hair shone in the sunlight.罗茜的头发在阳光下闪着红褐色。 [ Cusually plural ]UKinformal a brown coin of low value: 铜板，铜币 I gave him a few coppers.我给了他几个铜板。 The downward drift in copper prices looks set to continue. Brass is an alloy of copper and zinc.黄铜是铜与锌的合金。 Chemical analysis revealed a high content of copper. Chemical elements actinium alkali metal americium astatine berkelium brimstone bromine calcium fluorine germanium iodine lithium manganese nickel plutonium quicksilver selenium sodium transition metal zinc You can also find related words, phrases, and synonyms in the topics: Less common colours British money coppernoun (POLICE)[ C ]UKinformal a police officer警察 People who work for the police service beadle bobby cadet chief constable constable family liaison officer fed FLO G-man Garda outrider pig police police constable police officer policeman supercop superintendent Supt WPC copper adjective uk /ˈkɒp.ər/ us /ˈkɑː.pɚ/ copperadjective (METAL)made of or relating to the metal copper: copper wire/pipes a copper alloy Her father worked in the copper mine. A thief broke in and stole the copper pipes. A kind lady stopped, took a copper coin from her purse and dropped it into the cap. Chemical elements actinium alkali metal americium astatine berkelium brimstone bromine calcium fluorine germanium iodine lithium manganese nickel plutonium quicksilver selenium sodium transition metal zinc copperadjective (COLOUR )having the reddish-brown colour of the metal copper: Her copper hair was pulled up and piled on top of her head. He had piercing black eyes, copper skin and blue-black curling hair. Her sandals are nothing but a few elegant twists of copper leather. The plant developed a strange copper colouring over all its leaves. I had copper-coloured hair when I was a young man. Less common colours apple green argent ashy avocado baby blue carmine cerise dun emerald indigo peacock blue puce racing green ruddily rust salmon pink sanguine shocking pink sky blue verdure copper | American Dictionarycopper noun[ U ] us/ˈkɑp·ər/ coppernoun[U] (METAL)a soft, red-brown metal, used mostly in electrical equipment and for making wire and coins copper adjective, noun[ U ] us/ˈkɑp·ər/ copperadjective, noun[U] (COLOR)(of) a bright red-brown color Examples of coppercopper The runs with the glass upper surface duplicated the conditions with the copper plate and the corresponding photographs were correlated. A bill based on the weight of the copper (and later zinc), and hence the amount of electricity used, was sent to the household. Elemental analyses of this deteriorated wood showed high levels of copper, chromium, iron, and lead, suggesting that a caustic chemical spill had occurred. Indeed, all these profiles were close together due to the high thermal conductivity of copper. The electrical pulses are directed through a copper coil, shaped in a figure eight, which is placed against the human's scalp. Diluted solutions of zinc and copper chloride and sodium hydroxide were used. In the present study, the metals chosen (copper, zinc, manganese and iron) are all essential for normal molluscan metabolism but are toxic at high concentrations. For most tests this groove was made by melting a 13 mm diameter, heated copper pipe half a diameter into the ice. The copper specimen was painted black on the sides to enhance its emissivity for the infrared thermograph study. Results were obtained for arsenic, cadmium, chromium, cobalt, copper, lead, nickel, and zinc. The only monetary metal produced domestically was copper. The facade tiles were attached to the columns from the inside with copper wire. Copper coinage was the domestic currency that hitherto had enjoyed a credibility bestowed by its official acceptance. A set of copper strips dipped in mercury-filled grooves was used for both high power and low noise circuits. This complex is very strong and the bound copper is not available for cellular uptake. See all examples of copper These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Collocations withcoppercopperThese are words often used in combination with copper. Click on a collocation to see more examples of it. copper cable It will come mainly through coppercable. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 copper coin But it is difficult to transact business using coppercoin since the coins in circulation are so heterogeneous. copper dome The structure is realized by extruded bricks, it has an octagonal form and it's characterized by a high central copper dome, with a spire form. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. See all collocations with copper |
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