| 词汇 | bismuth |
| 释义 | bismuth noun[ U ] uk /ˈbɪz.məθ/ us /ˈbɪz.məθ/ (symbolBi) a chemical element that is a silver metal, used in some medicines and make-up: （化学元素）铋 Bismuth adds silkiness and shine to cosmetics. 铋能增加化妆品的丝质感和光泽。 Mines in the area have produced vast quantities of gold, silver, lead, zinc, copper, bismuth, and manganese. The bullets are now being manufactured with a bismuth alloy. None of the patients had been treated with bismuth preparations. Chemical elements actinium alkali metal americium antimony astatine berkelium brimstone calcium fluorine germanium lithium manganese nickel plutonium quicksilver selenium silicon sodium sulphur transition metal Examples of bismuthbismuth Dynamics and coherent control of high-amplitude optical phonons in bismuth. Various tests eliminated the possibility of the unknown element being thorium, radium, lead, bismuth, or thallium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth bronzes and brasses are more malleable, thermally conductive, and polish better than regular brasses. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth sulfide is a highly insoluble black salt, and the discoloration seen is temporary and harmless. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other metals (like bismuth, selenium, tellurium, and many others) are traded on market demand and the buyers/sellers themselves set the price. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Metallic lead that results from the roasting and blast furnace processes still contains significant contaminants of arsenic, antimony, bismuth, zinc, copper, silver, and gold. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Chalcogens also bond with other pnictogens, such as arsenic, antimony, and bismuth. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Polymetallic and other deposits are known in the area, including arsenic, bismuth, lead and silver. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bismuth, a pentavalent post-transition metal, chemically resembles arsenic and antimony. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In modern medicine, bismuth subcarbonate has been made into nanotube arrays that exhibit antibacterial properties. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Radon decays to lead-210, then to bismuth-210, polonium-210 and stabilizes with lead-206. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bursaite commonly occurs alongside other sulfosalts, such as sphalerite, pyrite, chalcopyrite, bismuth and scheelite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As with lead, overexposure to bismuth can result in the formation of a black deposit on the gingiva, known as a bismuth line. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Recycling bismuth is difficult in many of its end uses, primarily because of scattering. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The most important ores of bismuth are bismuthinite and bismite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of bismuth 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. |
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