calcium

英 [ˈkælsiəm] 美 [ˈkælsiəm]

n.  钙

考研TOEFLIELTSGRETEM4TEM8化学

Collins.2 / BNC.4908 / COCA.5615



牛津词典

noun


  1. a chemical element. Calcium is a soft silver-white metal that is found in bones, teeth and chalk .

    柯林斯词典


    1. Calcium is a soft white element which is found in bones and teeth, and also in limestone, chalk, and marble.

      双语例句

      1. Calcium may aid in the prevention of colon cancer.
        钙可能有助于预防结肠癌。
      2. This leads to calcium deposition in the blood-vessels.
        这导致钙在血管中沉积。
      3. To dig calcium into the soil, he warned, does not help the plant.
        他告诫说,翻土掺钙并不利于植物生长。
      4. Calcium is excreted in the urine and stools.
        钙通过尿液和粪便排出体外。
      5. Milk products are an excellent source of calcium and protein.
        奶制品富含钙与蛋白质。
      6. Now this machine gives us such high resolution that we can see very small specks of calcium.
        现在这台机器可以呈现很高的分辨率,我们可以看见非常小的钙微粒。
      7. Be sure you get your daily quota of calcium.
        要确保每天的钙摄入量。
      8. If you don't take milk, cheese or yoghurt, other sources of calcium are important.
        你要是不喝鲜奶和酸奶,也不吃乳酪,那么其他的补钙来源就很重要了。
      9. We need calcium to make bones.
        我们需要钙来造骨。
      10. The thermal decomposition of calcium carbonate produces calcium oxide and carbon dioxide.
        碳酸钙加热分解,生成氧化钙和二氧化碳。
      11. They're also a good source of calcium and potassium.
        此外,它们也富含钙和钾。
      12. Bone gets its rigidity from calcium and phosphorus, materials found in seashells and teeth.
        骨骼坚硬是由于钙和磷,这些物质同样存在于贝壳和牙齿中。
      13. This coating is made of calcium phosphate,( the material in) bone and tooth in mammals.
        这层外衣由哺乳动物的骨头和牙齿中(的材料)的磷酸钙构成。
      14. The Calcium Soap offers one such alternative.
        钙皂提供了一个这样的选择。
      15. The most important include calcium oxide, calcium hydroxide, calcite and dolomite.
        其中最重要的有氧化钙、氢氧化钙、方解石和白云石。
      16. By way of iodinetry and EDTA, the effective chlorine and total calcium in goods bleach is measured respectively.
        用碘量法和EDTA法,分别测定了漂白精中有效氯和总钙量。
      17. This is the reaction of calcium deficiency.
        这是缺钙的反应。
      18. These include calcium, folic acid, iron, and vitamin D.
        这些包括钙,叶酸,铁和维生素D。
      19. The preparation conditions of calcium alginate microcapsule and influence factors were studied.
        研究了海藻酸钙微胶囊的制备条件和影响因素。
      20. It's market is sum of total preparation of calcium.
        市场是补钙制剂总量的和。
      21. You can up your calcium and vitamin D intake and Zinc intake, more fresh fruit and vegetables.
        你可以你的钙和维生素D摄入量和锌的摄入量,多吃新鲜水果和蔬菜。
      22. Chemical analysis and testing; Fluorspar; Volumetric analysis; Fluorides; Calcium inorganic compounds; Determination of content.
        化学分析和试验;萤石;容量分析;氟化物;钙无机化合物;含量测定。
      23. This is a calcium deficiency, some of it?
        这是缺钙的一些表现吗?
      24. This paper studies the thermodynamics of the evaporation, dissolution and desulfurization of calcium in liquid iron.
        研究了金属钙在铁水中的蒸发和溶解及对铁水脱硫反应的热力学。
      25. Human blood calcium level is stable, because of parathyroid hormone and calcitonin regulate.
        人体血液中钙水平是稳定的,因为有甲状旁腺素和降钙素进行调节。
      26. They're full of fiber, calcium, potassium, and iron.
        它们含有丰富的纤维、钙、钾和铁。
      27. The characteristics and production technology of powdery, the slice and granular calcium chloride were comparated.
        比较了粉状、片状和粒状氯化钙的的特点和生产工艺。
      28. There's also traces of calcium sulfate and dextrose.
        还有钙硝酸盐和葡萄糖的痕迹。
      29. Some of the important ones are sodium, potassium, chloride, calcium and magnesium.
        有些重要的带电粒子是钠、钾、氯化物、钙和镁。
      30. The tricalcium phosphate constituent is converted to phosphoric acid and calcium sulfate.
        ph.1.【化】次磷酸磷酸三钙组分转化成为磷酸和硫酸钙。

      英英释义

      noun

      1. a white metallic element that burns with a brilliant light

          Synonym:    Caatomic number 20