nitrogen dioxide

简明释义

二氧化氮

英英释义

例句

1.The levels of nitrogen dioxide in urban areas often exceed safe limits due to vehicle emissions.

由于车辆排放，城市地区的二氧化氮水平通常超过安全限值。

2.Regulations have been put in place to limit nitrogen dioxide emissions from industrial sources.

已制定法规以限制工业来源的二氧化氮排放。

3.Scientists are monitoring the nitrogen dioxide levels in the atmosphere using satellite technology.

科学家们正在利用卫星技术监测大气中的二氧化氮水平。

4.Exposure to high concentrations of nitrogen dioxide can cause respiratory problems.

暴露于高浓度的二氧化氮中可能导致呼吸系统问题。

5.Indoor air quality can be affected by nitrogen dioxide from gas stoves and heaters.

燃气灶和加热器产生的二氧化氮会影响室内空气质量。

作文

Nitrogen dioxide (NO2) is a significant air pollutant that plays a crucial role in the formation of smog and acid rain. It is a reddish-brown gas with a characteristic sharp, biting odor. This compound is primarily produced from the combustion of fossil fuels, particularly in vehicles and power plants. Understanding the impact of nitrogen dioxide (氮氧化物) on human health and the environment is essential for developing effective strategies to mitigate its harmful effects.The presence of nitrogen dioxide in the atmosphere can lead to various health problems. When inhaled, it can irritate the lungs and lower resistance to respiratory infections. Long-term exposure to elevated levels of nitrogen dioxide can exacerbate asthma and other chronic respiratory diseases. Vulnerable populations, such as children and the elderly, are particularly at risk. Therefore, monitoring and regulating the levels of nitrogen dioxide in urban areas is vital for public health.In addition to its health implications, nitrogen dioxide also contributes to environmental issues. It is a precursor to the formation of ground-level ozone, which is a major component of smog. Smog not only affects air quality but also damages crops, forests, and other vegetation. Furthermore, when nitrogen dioxide reacts with water vapor in the atmosphere, it forms nitric acid, leading to acid rain. This phenomenon can have devastating effects on aquatic ecosystems, soil quality, and infrastructure.To combat the negative impacts of nitrogen dioxide, many countries have implemented strict regulations on emissions from vehicles and industrial sources. The introduction of cleaner technologies, such as electric vehicles and renewable energy sources, has also been encouraged. Public awareness campaigns play a crucial role in educating citizens about the sources and dangers of nitrogen dioxide pollution. By reducing our reliance on fossil fuels and promoting sustainable practices, we can significantly decrease the levels of this harmful gas in our atmosphere.In conclusion, nitrogen dioxide (氮氧化物) is a critical air pollutant that poses serious risks to both human health and the environment. Understanding its sources and effects is essential for implementing effective policies aimed at reducing its concentration in the air. Through collective efforts, including government regulations, technological advancements, and public education, we can work towards a cleaner and healthier future. It is imperative that we take action now to address the challenges posed by nitrogen dioxide and protect our planet for future generations.

氮氧化物（NO2）是一种重要的空气污染物，在烟雾和酸雨的形成中起着关键作用。它是一种红褐色气体，具有特征性的刺鼻气味。这种化合物主要是由化石燃料的燃烧产生的，特别是在汽车和发电厂中。理解氮氧化物（nitrogen dioxide）对人类健康和环境的影响，对于制定有效的减轻其有害影响的策略至关重要。氮氧化物在大气中的存在可能导致各种健康问题。当吸入时，它会刺激肺部并降低对呼吸道感染的抵抗力。长期暴露于较高水平的氮氧化物中可能会加重哮喘和其他慢性呼吸道疾病。儿童和老年人等易感人群尤其面临风险。因此，监测和调节城市地区氮氧化物的水平对公共健康至关重要。除了对健康的影响外，氮氧化物还会导致环境问题。它是地面臭氧形成的前体，而地面臭氧是烟雾的主要成分之一。烟雾不仅影响空气质量，还会损害农作物、森林和其他植被。此外，当氮氧化物与大气中的水蒸气反应时，会形成硝酸，从而导致酸雨。这种现象对水生生态系统、土壤质量和基础设施可能造成毁灭性的影响。为了应对氮氧化物的负面影响，许多国家已对车辆和工业源的排放实施了严格的法规。还鼓励引入更清洁的技术，如电动车和可再生能源。公众意识宣传在教育公民有关氮氧化物污染的来源和危险方面发挥着至关重要的作用。通过减少对化石燃料的依赖和推广可持续实践，我们可以显著降低这种有害气体在大气中的水平。总之，氮氧化物（nitrogen dioxide）是一种关键的空气污染物，对人类健康和环境构成严重风险。了解其来源和影响对于实施有效的政策以减少其在空气中的浓度至关重要。通过政府法规、技术进步和公众教育等共同努力，我们可以朝着一个更清洁、更健康的未来迈进。我们必须立即采取行动，解决氮氧化物带来的挑战，为子孙后代保护我们的星球。