impurities

简明释义

英[ɪmˈpjʊə.rɪ.tiz]美[ɪmˈpjʊr.ɪ.tiz]

n. 杂质（impurity 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Some people have attributed this longevity to their consumption of a natural mineral water, which is remarkably free from impurities.

一些人认为这些人长寿应归功于他们饮用的一种明显不含杂质的天然矿泉水。

2.A filter will remove most impurities found in water.

过滤器会滤掉水中的大部分杂质。

3.The results showed that he solubility of xylitolincreased with adding impurities such as sorbitol or adonitol.

结果表明，木糖醇的溶解度随加入山梨糖醇或山梨糖醇等杂质而增加。

4.The filter will retain all the impurities, leaving only a gold (III) chloride solution.

所有的杂质都会留在滤纸上，而三氯化金则可以顺利通过滤纸。

5.Refining, like smelting, is a process of removing impurities from a raw material.

与冶炼矿石一样，石油提炼是一个从未加工的原料中除去杂质的过程。

6.The workers' job was to remove impurities from the silver.

工人们的工作是去掉银金属里的杂质。

7.Impurities were burnt away with the use of coke, producing a high-quality refined iron.

杂质用焦炭烧掉，产生高质量的炼铁。

8.In the manufacturing process, we must eliminate all impurities (杂质) to maintain product quality.

在生产过程中，我们必须消除所有的杂质以保持产品质量。

9.The jewelry was tested for impurities (杂质) to ensure its authenticity.

珠宝经过测试以检查是否有杂质，以确保其真实性。

10.The laboratory found several impurities (杂质) in the chemical sample.

实验室在化学样品中发现了几种杂质。

11.Chemists often analyze samples to identify any impurities (杂质) that could affect the results.

化学家们通常分析样品以识别可能影响结果的任何杂质。

12.The water purification process removes all the impurities (杂质) from the tap water.

水净化过程去除了自来水中的所有杂质。

作文

In our daily lives, we often encounter various substances that can be categorized as pure or impure. The concept of impurities (杂质) is particularly significant in fields such as chemistry, environmental science, and even health and nutrition. Understanding impurities (杂质) helps us appreciate the importance of purity in different contexts, from the water we drink to the air we breathe. To begin with, let’s consider water, one of the most essential resources for life. Pure water is a vital necessity, but it is often contaminated by impurities (杂质) such as bacteria, chemicals, and heavy metals. These impurities (杂质) not only affect the taste and appearance of water but can also have serious health implications. For instance, drinking water with high levels of lead or arsenic can lead to severe health issues, including developmental problems in children. Therefore, ensuring the purity of drinking water is crucial, and this involves regular testing and treatment to remove impurities (杂质). In addition to water, air quality is another area where impurities (杂质) play a critical role. Air pollution is primarily caused by impurities (杂质) such as particulate matter, carbon monoxide, and sulfur dioxide. These impurities (杂质) can come from various sources, including vehicle emissions, industrial discharges, and even natural phenomena like wildfires. Breathing in polluted air can lead to respiratory diseases, cardiovascular problems, and other health risks. Thus, monitoring and reducing these impurities (杂质) is essential for public health and environmental sustainability. Moreover, the food we consume is also subject to impurities (杂质). In the agricultural industry, pesticides and fertilizers are used to enhance crop yields, but these chemicals can introduce harmful impurities (杂质) into our food supply. Consuming food contaminated with such impurities (杂质) can pose serious health risks, including long-term chronic illnesses. Therefore, it is important for consumers to be aware of the sources of their food and to choose organic or locally sourced options whenever possible, as these tend to have fewer impurities (杂质). In the realm of technology, impurities (杂质) can significantly affect the performance of materials. For example, in semiconductor manufacturing, the presence of impurities (杂质) can alter electrical properties and lead to malfunctions in electronic devices. Engineers and scientists work diligently to minimize impurities (杂质) during production processes to ensure high-quality products. In conclusion, the understanding of impurities (杂质) is vital across various domains, from health and environmental science to technology and food safety. By recognizing the impact of impurities (杂质) on our lives, we can take proactive measures to reduce their presence in our environment and make informed choices for our health and well-being. Whether it’s advocating for cleaner water, breathing fresh air, consuming safe food, or ensuring high-quality technological products, addressing impurities (杂质) is a shared responsibility that affects us all.

在我们的日常生活中，我们经常会遇到各种可以被归类为纯净或不纯的物质。impurities（杂质）的概念在化学、环境科学甚至健康和营养等领域尤为重要。理解impurities（杂质）帮助我们认识到在不同背景下纯度的重要性，从我们饮用的水到我们呼吸的空气。首先，让我们考虑水，这是生命中最基本的资源之一。纯净水是维持生命的必要条件，但它常常受到impurities（杂质）如细菌、化学物质和重金属的污染。这些impurities（杂质）不仅影响水的味道和外观，还可能对健康产生严重影响。例如，饮用含有高浓度铅或砷的水可能导致严重的健康问题，包括儿童的发育问题。因此，确保饮用水的纯净至关重要，这需要定期检测和处理以去除impurities（杂质）。除了水，空气质量也是一个impurities（杂质）发挥关键作用的领域。空气污染主要是由impurities（杂质）如颗粒物、一氧化碳和二氧化硫引起的。这些impurities（杂质）可以来自多种来源，包括车辆排放、工业排放，甚至自然现象如野火。呼吸受污染的空气可能导致呼吸系统疾病、心血管问题和其他健康风险。因此，监测和减少这些impurities（杂质）对公共健康和环境可持续性至关重要。此外，我们消费的食物也会受到impurities（杂质）的影响。在农业行业中，农药和化肥被用于提高作物产量，但这些化学物质可能会将有害的impurities（杂质）引入我们的食品供应中。食用被此类impurities（杂质）污染的食物可能会带来严重的健康风险，包括长期慢性疾病。因此，消费者应该意识到其食物的来源，并尽可能选择有机或本地采购的选项，因为这些通常含有较少的impurities（杂质）。在技术领域，impurities（杂质）会显著影响材料的性能。例如，在半导体制造中，impurities（杂质）的存在可能会改变电气特性并导致电子设备故障。工程师和科学家在生产过程中努力最小化impurities（杂质），以确保产品的高质量。总之，理解impurities（杂质）在各个领域都是至关重要的，从健康和环境科学到技术和食品安全。通过认识到impurities（杂质）对我们生活的影响，我们可以采取积极措施减少它们在环境中的存在，并为我们的健康和福祉做出明智的选择。无论是倡导更清洁的水、呼吸新鲜空气、消费安全食品，还是确保高质量的技术产品，解决impurities（杂质）是影响我们所有人的共同责任。