英语词汇“quartz”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	quartz
释义	Trends of quartz View usage for: quartz (kwɔːʳts) uncountable noun [oft NOUN noun] Quartz is a mineral in the form of a hard, shiny crystal. It is used in making electronic equipment and very accurate watches and clocks. ...a quartz crystal. quartz in British English (kwɔːts) noun 1. a colourless mineral often tinted by impurities, found in igneous, sedimentary, and metamorphic rocks. It is used in the manufacture of glass, abrasives, and cement, and also as a gemstone; the violet-purple variety is amethyst, the brown variety is cairngorm, the yellow variety is citrine, and the pink variety is rose quartz. Composition: silicon dioxide. Formula: SiO2. Crystal structure: hexagonal 2. short for quartz glass Word origin C18: from German Quarz, of Slavic origin quartz in American English (kwɔrts) noun any of various crystallized forms of silica that are transparent, translucent, or colored, used in many ways, esp. as a gem or in making glass, lenses, or quartz crystals see also Mohs scale Derived forms quartzose (ˈquartzˌose) (ˈkwɔrtsˌoʊs) adjective Word origin Ger quarz < ? Image of quartz © J. Palys, shutterstock Examples of 'quartz' in a sentence quartz He was a world leader in quartz crystals. Times, Sunday Times (2010) Their hearing is so acute that they can hear the pulsing sound of a quartz crystal in a digital clock. Times, Sunday Times (2013) But quartz crystals are unique. Campbell, Eileen & Brennan, J. H. Dictionary of Mind, Body and Spirit (1994) Today a cheap quartz watch will keep better time than anything with cogs and springs, but for many of us that is not the point. Times, Sunday Times (2009) Where's that piece of rose quartz that's supposed to help me nod off? Times, Sunday Times (2011) One involves fiddling about with the ink pot, the other winding it up and neither works quite as well as a Biro or a quartz watch. Times, Sunday Times (2006) Word lists with quartz gem, mineral In other languages quartz British English: quartz NOUN Quartz is a mineral in the form of a hard, shiny crystal used in making electronic equipment and very accurate watches and clocks. ...a quartz crystal. American English: quartz Brazilian Portuguese: quartzo Chinese: 石英 European Spanish: cuarzo French: quartz German: Quarz Italian: quarzo Japanese: 石英 Korean: 석영 European Portuguese: quartzo Latin American Spanish: cuarzo All related terms of 'quartz' quartz lamp a high-intensity mercury-vapor lamp with a housing of fused quartz that remains cooler and more transparent than glass rose quartz a rose-pink often translucent variety of quartz that is used for ornaments fused quartz a clear , strong vitreous material obtained when silica is fused at high temperature , used in devices, as crucibles or molds, subjected to high or rapidly changing temperatures quartz clock a clock or watch that is operated by the vibrations of a quartz crystal controlled by a microcircuit quartz glass a colourless glass composed of almost pure silica , resistant to very high temperatures and transparent to near-ultraviolet radiation quartz watch a watch that is operated by the vibrations of a quartz crystal controlled by a microcircuit smoky quartz → cairngorm quartz crystal a thin plate or rod cut in certain directions from a piece of piezoelectric quartz and accurately ground so that it vibrates at a particular frequency quartz movement an extremely accurate electronic movement utilizing the natural frequency of vibrations of a quartz crystal to regulate the operation of the timepiece ( quartz clock or quartz watch ) rainbow quartz the coloured muscular diaphragm that surrounds and controls the size of the pupil quartz-iodine lamp a type of tungsten-halogen lamp containing small amounts of iodine and having a quartz envelope , operating at high temperature and producing an intense light for use in car headlamps, etc nitreous silica a colourless glass composed of almost pure silica , resistant to very high temperatures and transparent to near-ultraviolet radiation Chinese translation of 'quartz' quartz (kwɔːts) n (u) 石英 (shíyīng) cpd [watch, clock] 石英 (shíyīng)
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更新时间：2025/2/11 21:59:52