calcium

简明释义

英[ˈkælsiəm]美[ˈkælsiəm]

n. （化学元素）钙

英英释义

单词用法

同义词

反义词

例句

1.For example, G10 garnets, a type of garnet typically found in diamond-rich pipes, are lower in calcium and higher in chrome than garnets from barren pipes.

例如，G10石榴石，一种通常发现于富含钻石的管道中的石榴石，与无钻石管道中的石榴石相比，其钙含量较低，铬含量较高。

2.It can be washed out when it rains or it can be released to the atmosphere, whereas phosphorus combines with calcium and iron, and can be preserved in the soil for thousands of years.

它可以在下雨时被冲刷掉，也可以释放到大气中，而磷与钙和铁结合，可以在土壤中保存数千年。

3.A regular McDonald's sesame-seed bun contains calcium propionate and sodium propionate—both preservatives.

普通的麦当劳芝麻小圆面包含有丙酸钙和丙酸钠，这两样都是防腐剂。

4.The company boasts that its dried crickets contain more protein than beef, chicken, and pork, as well as minerals like iron and calcium.

该公司吹嘘说，他们的蟋蟀干比牛肉、鸡肉和猪肉含有更多的蛋白质，以及铁和钙等矿物质。

5.Heating this chemical compound drives off carbon dioxide gas, leaving calcium oxide.

这种化合物加热后会排出二氧化碳，产生氧化钙。

6.The fossils buried in Pleistocene and earlier ocean sediments were of foraminifera—small, single-celled marine organisms that secrete shells of calcium carbonate, or calcite.

在更新世和更早的海洋沉积物中埋藏的化石生物属于孔虫类生物，它们是微小的单细胞海洋生物，其分泌的硬壳由碳酸钙和方解石组成。

7.The sources of calcium include cheese, yoghurt, fromage, etc.

钙的重要来源包括奶酪，酸奶，干酪等。

8.Milk is a great source of calcium.

牛奶是一个很好的钙来源。

9.Children need plenty of calcium for their growing bones.

孩子们需要大量的钙来促进骨骼生长。

10.Many leafy greens are high in calcium.

许多绿叶蔬菜含有丰富的钙。

11.A lack of calcium can lead to osteoporosis.

缺乏钙会导致骨质疏松症。

12.Dairy products are often fortified with additional calcium.

乳制品通常会添加额外的钙。

作文

Calcium is one of the most important minerals in our body. It plays a crucial role in various bodily functions, including the development and maintenance of strong bones and teeth. In fact, about 99% of the body's calcium is stored in the bones and teeth, making it essential for skeletal health. The remaining 1% circulates in the blood and is vital for other functions such as muscle contraction, nerve transmission, and blood clotting. Without adequate levels of calcium (钙), our bodies would struggle to perform these necessary functions effectively. One of the primary sources of calcium (钙) is dairy products such as milk, cheese, and yogurt. These foods are not only rich in calcium (钙) but also provide other essential nutrients like protein and vitamin D, which helps the body absorb calcium (钙). For those who are lactose intolerant or prefer non-dairy options, there are plenty of alternatives available. Leafy green vegetables, such as kale and broccoli, as well as fortified foods like orange juice and cereals, can also contribute significantly to your daily calcium (钙) intake. It is important to note that the recommended daily allowance of calcium (钙) varies by age and gender. For instance, teenagers and young adults require higher amounts of calcium (钙) to support their growing bones, while older adults need to maintain their bone density to prevent osteoporosis. Therefore, understanding your personal calcium (钙) needs is essential for maintaining optimal health throughout your life. Unfortunately, many people do not get enough calcium (钙) in their diets. This deficiency can lead to various health problems, including weakened bones, increased risk of fractures, and conditions like rickets in children or osteopenia and osteoporosis in adults. To combat this, individuals should be proactive in including calcium (钙)-rich foods in their meals and considering supplements if necessary, especially if they have dietary restrictions. In addition to dietary sources, lifestyle factors can influence calcium (钙) absorption. Regular physical activity, particularly weight-bearing exercises, can help strengthen bones and enhance calcium (钙) retention. Furthermore, excessive consumption of caffeine and alcohol may hinder calcium (钙) absorption, so moderation is key. In conclusion, calcium (钙) is a vital mineral that is essential for many aspects of health, particularly for maintaining strong bones and teeth. By ensuring that we consume adequate amounts of calcium (钙) through a balanced diet and a healthy lifestyle, we can support our overall well-being and prevent potential health issues related to calcium (钙) deficiency. It's never too late to start paying attention to your calcium (钙) intake, so take the necessary steps today to ensure a healthier tomorrow.

钙是我们身体中最重要的矿物质之一。它在各种身体功能中发挥着至关重要的作用，包括强壮骨骼和牙齿的发展与维护。事实上，约99%的体内钙储存在骨骼和牙齿中，这使得它对骨骼健康至关重要。剩下的1%循环在血液中，对于肌肉收缩、神经传导和血液凝固等其他功能至关重要。如果没有足够的钙，我们的身体将难以有效地执行这些必要的功能。 钙的主要来源之一是乳制品，如牛奶、奶酪和酸奶。这些食物不仅富含钙，还提供其他必需营养素，如蛋白质和维生素D，后者有助于身体吸收钙。对于那些乳糖不耐受或偏好非乳制品的人，还有很多替代品可供选择。深绿色蔬菜，如羽衣甘蓝和西兰花，以及强化食品如橙汁和谷物，也可以显著增加每日钙摄入量。 值得注意的是，钙的推荐每日摄入量因年龄和性别而异。例如，青少年和年轻成年人需要更高的钙摄入量来支持他们正在生长的骨骼，而老年人则需要维持骨密度以防止骨质疏松。因此，了解个人的钙需求对于在整个生命中保持最佳健康至关重要。 不幸的是，许多人在饮食中未摄取足够的钙。这种缺乏可能导致各种健康问题，包括骨骼脆弱、骨折风险增加以及儿童佝偻病或成年人的骨质疏松症等疾病。为了应对这一问题，个人应积极在饮食中加入富含钙的食物，并在必要时考虑补充剂，特别是如果他们有饮食限制。 除了饮食来源，生活方式因素也会影响钙的吸收。规律的体育活动，尤其是负重运动，可以帮助强化骨骼并增强钙的保留。此外，过量摄入咖啡因和酒精可能会妨碍钙的吸收，因此适度是关键。 总之，钙是一种对健康各个方面至关重要的矿物质，尤其是维持强壮的骨骼和牙齿。通过确保我们通过均衡的饮食和健康的生活方式摄入足够的钙，我们可以支持整体健康并预防与钙缺乏相关的潜在健康问题。关注钙的摄入永远不会太晚，因此请今天采取必要措施，以确保更健康的明天。