英语词汇“calcium”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	calcium
释义	Trends of calcium View usage for: calcium (kælsiəm) uncountable noun Calcium is a soft white element which is found in bones and teeth, and also in limestone, chalk, and marble. calcium in British English (ˈkælsɪəm) noun a malleable silvery-white metallic element of the alkaline earth group; the fifth most abundant element in the earth's crust (3.6 per cent), occurring esp as forms of calcium carbonate. It is an essential constituent of bones and teeth and is used as a deoxidizer in steel. Symbol: Ca; atomic no: 20; atomic wt: 40.078; valency: 2; relative density: 1.55; melting pt: 842±2°C; boiling pt: 1494°C Word origin C19: from New Latin, from Latin calx lime calcium in American English (ˈkælsiəm) noun a soft, silver-white, metallic chemical element, one of the alkaline-earth metals, found in limestone, marble, chalk, etc.,always in combination: it is used as a reducing agent and in fertilizer, and is the essential part of bones, shells, and teeth: symbol, Ca; at. no., 20 Word origin ModL < L calx (gen. calcis), lime < or akin to Gr chalix, pebble + -ium: so named (1808) by Davy Image of calcium © Mona Makela, shutterstock Examples of 'calcium' in a sentence calcium Like most vitamins and minerals calcium needs to be combined with other nutrients to be effective. Westcott, Patsy Alternative Health Care for Women (1991) This could outweigh any benefits on bone from calcium supplements. Times, Sunday Times (2008) Present in all natural food especially those rich in calcium and protein. Mayes, Adrienne The Dictionary of Nutritional Health (1986) If calcium supplements are taken then they must contain magnesium for best absorption. Martlew, Gillian & Silver, Shelley (ed) The Medicine Chest - your family's guide to prescription drugs (1988) Anyone can easily find the correct answer by taking a calcium supplement for a few weeks themselves. Times, Sunday Times (2006) He had previously been told that cheese was a suitable source of protein and calcium for vegetarians. Times, Sunday Times (2007) Other additives bind to nutrients such as iron and calcium so our bodies are unable to use them. Westcott, Patsy Alternative Health Care for Women (1991) To reduce cramps, she should choose foods rich in calcium and magnesium. Times, Sunday Times (2006) Always take calcium and magnesium together as they enhance each other's absorption into the body. Vera Peiffer POSITIVELY FEARLESS: Breaking free of the fears that hold you back (2001) There are some vitamins and minerals, but no iron and little calcium. The Sun (2014) The grain contains calcium, iron and protein. Times, Sunday Times (2014) It gives us calcium and magnesium for strong bones and skimmed milk has just 187 calories per pint. The Sun (2010) MOST of us know that calcium is essential for building strong bones and healthy teeth. The Sun (2011) I love carrots and also have a calcium supplement to keep my bones in good shape. Times, Sunday Times (2012) Drinking milk is also a good idea because it is rich in calcium and magnesium, which help muscles to relax. Times, Sunday Times (2011) The lack of vitamin D and calcium follows its poor absorption from the diet through an inflamed intestine. Times, Sunday Times (2007) We're lured by promises of calcium, vitamins and antioxidants. The Sun (2008) Its Swiss makers say glucose, calcium and vitamins are the antidote to a heavy night out. The Sun (2015) Word lists with calcium chemical In other languages calcium British English: calcium /ˈkælsɪəm/ NOUN Calcium is a soft white element found in bones and teeth, and also in limestone, chalk, and marble. American English: calcium Arabic: كَالْسِيُوم Brazilian Portuguese: cálcio Chinese: 钙 Croatian: kalcij Czech: vápník Danish: calcium Dutch: calcium European Spanish: calcio Finnish: kalsium French: calcium German: Kalzium Greek: ασβέστιο Italian: calcio Japanese: カルシウム Korean: 칼슘 Norwegian: kalsium Polish: wapń European Portuguese: cálcio Romanian: calciu Russian: кальций Latin American Spanish: calcio Swedish: kalcium Thai: แคลเซียม Turkish: kalsiyum Ukrainian: кальцій Vietnamese: canxi All related terms of 'calcium' calcium light → limelight (sense 1 ) calcium oxide a white crystalline base used in the production of calcium hydroxide and bleaching powder and in the manufacture of glass, paper, and steel . Formula: CaO calcium carbide a grey salt of calcium used in the production of acetylene (by its reaction with water) and calcium cyanamide . Formula: CaC 2 calcium citrate the calcium salt of citric acid, used as a food additive calcium hydrate a white crystalline slightly soluble alkali with many uses, esp in cement , water softening , and the neutralization of acid soils. Formula: Ca(OH) 2 calcium lactate a salt of lactic acid. Formula: Ca(C 3 H 5 O 3 ) 2 ·5H 2 O calcium nitrate a white, deliquescent solid, Ca(NO 3 ) 2 , used chiefly in the manufacture of fertilizers , fireworks , matches , and explosives calcium sulfate Calcium sulfate is a white crystalline salt, used as a tablet diluent . calcium antagonist any drug that prevents the influx of calcium ions into cardiac and smooth muscle: used to treat high blood pressure and angina calcium arsenate a toxic , white powder, Ca 3 ( AsO 4 ) 2 , used as an insecticide in the form of a spray or dust calcium carbonate a white crystalline salt occurring in limestone , chalk , marble , calcite , coral , and pearl : used in the production of lime and cement . Formula: CaCO 3 calcium chloride a white deliquescent salt occurring naturally in seawater and used in the de-icing of roads and as a drying agent . Formula: CaCl 2 calcium cyanamide a white crystalline compound formed by heating calcium carbide with nitrogen . It is important in the fixation of nitrogen and can be hydrolysed to ammonia or used as a fertilizer . Formula: CaCN 2 calcium fluoride a white, crystalline compound, CaF 2 , insoluble in water, occurring in nature as the mineral fluorite: used as a flux in metallurgy and as a decay preventive in dentifrices calcium hydroxide a white crystalline slightly soluble alkali with many uses, esp in cement , water softening , and the neutralization of acid soils. Formula: Ca(OH) 2 calcium phosphate the insoluble nonacid calcium salt of orthophosphoric acid ( phosphoric ( V ) acid): it occurs in bones and is the main constituent of bone ash . Formula: Ca 3 ( PO 4 ) 2 calcium propionate a white, water-soluble powder, CaC 6 H 10 O 4 , used in bakery products to inhibit the growth of fungi calcium channel blocker any drug that prevents the influx of calcium ions into cardiac and smooth muscle : used to treat high blood pressure and angina dibasic calcium phosphate Dibasic calcium phosphate is a white powder or crystalline substance used as a dietary supplement and tableting agent. hydrated lime a white crystalline slightly soluble alkali with many uses, esp in cement , water softening , and the neutralization of acid soils . Formula: Ca(OH) 2 limelight If someone is in the limelight , a lot of attention is being paid to them, because they are famous or because they have done something very unusual or exciting . slaked lime another name for calcium hydroxide , esp when made by adding water to calcium oxide Chinese translation of 'calcium' calcium (ˈkælsɪəm) n (u) 钙(鈣) (gài)
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更新时间：2024/11/13 16:32:00