oxidant

简明释义

英[ˈɒksɪdənt]美[ˈɑːksɪdənt]

n. 氧化剂

英英释义

单词用法

同义词

反义词

例句

1.Conclusion: Bregenin has a strong anti -oxidant effect.

结论：岩白菜素有较强的抗氧化作用。

2.It thus needs to carry less fuel than a rocket, and no chemical oxidant to burn that fuel, as a rocket would.

这种火箭需要携带的燃料也减少了，并且不需要化学氧化剂。

3.Unlike a typical battery, which eventually goes dead, a fuel cell continues to produce energy as long as fuel and oxidant are supplied.

它与传统电池不同，只要供应燃料和氧化剂就能发电。

4.These anti-oxidant phytochemicals have been linked with preserved memory and brain function during the aging process.

在老龄化进程加快期间，这种抗氧化剂植物化学物质已被应用在保存记忆和大脑功能上。

5.As long as they are constantly supplied with fuel and oxidant, fuel cells can continuously produce power, removing the need for recharging.

只要能够不断地获得燃料和氧化剂，就能连续产生电能而无需再充电。

6.The effect of the amount of auxiliary oxidant on combustion reaction was studied.

研究了辅助氧化剂用量对于燃烧反应的影响。

7.As an extremely strong oxidant, ozone has a good effect of destroying bacteria and viruses.

臭氧作为一种极强的氧化剂，对细菌和病毒有很好的杀灭效果。

8.Under the condition of constant temperature, Ginger Essential oil was used as an anti oxidant to concentrated fish oil.

在一定的强化保存条件下，考察了姜油对浓缩鱼油的抗氧化能力。

9.Rosemary is rich in the anti-oxidant, carnosic acid which dilates the cerebral vascular tissues.

迷迭香富含抗氧化剂和鼠尾草酸，它们都有助于大脑血管组织扩张。

10.Some fruits contain natural oxidants 氧化剂 that can help preserve their freshness.

一些水果含有天然的氧化剂 氧化剂，可以帮助保持新鲜度。

11.Hydrogen peroxide is a common household oxidant 氧化剂 used for disinfecting surfaces.

过氧化氢是一种常见的家庭氧化剂 氧化剂，用于消毒表面。

12.In many chemical reactions, an oxidant 氧化剂 will gain electrons from another substance.

在许多化学反应中，氧化剂 氧化剂会从其他物质中获得电子。

13.The rusting of iron is a result of the reaction between iron and an oxidant 氧化剂 like oxygen in the presence of moisture.

铁的生锈是铁与存在水分的氧等氧化剂 氧化剂反应的结果。

14.In the process of cellular respiration, oxygen acts as an oxidant 氧化剂 that helps in the production of energy.

在细胞呼吸过程中，氧气作为一种氧化剂 氧化剂，帮助产生能量。

作文

In the field of chemistry, understanding the role of various substances is crucial for comprehending how reactions occur. One such substance that plays a vital role in many chemical processes is an oxidant. An oxidant (氧化剂) is a chemical species that can accept electrons from another species, thereby causing the oxidation of that species. This process is fundamental in redox reactions, where oxidation and reduction occur simultaneously. To illustrate the importance of oxidants, let us delve into some everyday examples and their implications in our lives.Consider the process of respiration, which is essential for human life. During respiration, glucose is oxidized to produce energy, and oxygen acts as the primary oxidant (氧化剂) in this reaction. The oxygen we inhale combines with glucose to release energy, carbon dioxide, and water. Without this critical role of oxidants, aerobic respiration would not occur, and life as we know it would be impossible.Furthermore, oxidants are also significant in various industrial applications. For instance, in the production of metals, oxidants are used to extract metals from their ores. In the case of iron production, iron oxide is reduced using carbon, which serves as a reducing agent, while the oxygen in iron oxide acts as an oxidant (氧化剂). This process highlights the intricate balance between oxidants and reducing agents in chemical manufacturing.Another area where oxidants play a crucial role is in the field of medicine. Certain medications utilize the properties of oxidants to combat diseases. For example, in cancer treatment, some therapies involve the use of oxidants to induce oxidative stress in cancer cells, leading to their destruction. This method leverages the fact that cancer cells often have a higher level of reactive oxygen species compared to normal cells, making them more susceptible to damage from oxidants (氧化剂).However, the presence of oxidants is not always beneficial. In biological systems, excessive amounts of oxidants can lead to oxidative stress, which is linked to various health issues, including aging and chronic diseases. Antioxidants are compounds that can neutralize oxidants (氧化剂), thus protecting cells from potential damage. This balance between oxidants and antioxidants is vital for maintaining health and preventing disease.In conclusion, the concept of oxidants (氧化剂) is fundamental in various scientific fields, ranging from chemistry to biology and medicine. Their ability to accept electrons and facilitate oxidation reactions makes them indispensable in numerous processes, such as respiration, metal production, and medical treatments. However, it is equally important to recognize the potential dangers posed by excessive oxidants, necessitating a balance with antioxidants to ensure optimal health. Understanding the dual nature of oxidants will allow us to harness their benefits while mitigating their risks, paving the way for advancements in science and medicine.

在化学领域，理解各种物质的作用对于理解反应如何发生至关重要。其中一种在许多化学过程中发挥重要作用的物质是氧化剂。氧化剂（氧化剂）是一种化学物质，能够从另一种物质中接受电子，从而导致该物质的氧化。这个过程在氧化还原反应中是基础，其中氧化和还原同时发生。为了说明氧化剂的重要性，让我们深入探讨一些日常例子及其对我们生活的影响。考虑呼吸过程，这对人类生命至关重要。在呼吸过程中，葡萄糖被氧化以产生能量，氧气在这个反应中充当主要的氧化剂（氧化剂）。我们吸入的氧气与葡萄糖结合，释放出能量、二氧化碳和水。如果没有氧化剂的这一关键作用，有氧呼吸将无法进行，我们所知的生命也将不可能存在。此外，氧化剂在各种工业应用中也非常重要。例如，在金属生产中，氧化剂被用来从矿石中提取金属。在铁的生产中，铁氧化物通过碳还原，碳作为还原剂，而铁氧化物中的氧则作为氧化剂（氧化剂）。这个过程突显了化学制造中氧化剂和还原剂之间的复杂平衡。氧化剂在医学领域也扮演着至关重要的角色。某些药物利用氧化剂的特性来对抗疾病。例如，在癌症治疗中，一些疗法涉及使用氧化剂来诱导癌细胞的氧化应激，导致其破坏。这种方法利用了癌细胞通常具有比正常细胞更高的活性氧种类的事实，使它们更容易受到来自氧化剂（氧化剂）的损害。然而，氧化剂的存在并不总是有利的。在生物系统中，过量的氧化剂可能导致氧化应激，与各种健康问题相关，包括衰老和慢性疾病。抗氧化剂是可以中和氧化剂（氧化剂）的化合物，从而保护细胞免受潜在损害。这种氧化剂和抗氧化剂之间的平衡对于维持健康和预防疾病至关重要。总之，氧化剂（氧化剂）的概念在各个科学领域中都是基础，从化学到生物学和医学。它们接受电子并促进氧化反应的能力使它们在许多过程中不可或缺，例如呼吸、金属生产和医疗治疗。然而，同样重要的是要认识到过量氧化剂可能带来的潜在危险，这需要与抗氧化剂保持平衡，以确保最佳健康。理解氧化剂的双重性质将使我们能够利用其好处，同时减轻其风险，为科学和医学的进步铺平道路。