airborne sand

简明释义

风成砂;

英英释义

例句

1.During the storm, the visibility was reduced due to the large amounts of airborne sand (悬浮沙粒) swirling in the air.

在暴风雨期间，由于大量的airborne sand（悬浮沙粒）在空气中旋转，能见度降低。

2.The desert winds carried airborne sand (悬浮沙粒) for miles, creating a dramatic landscape.

沙漠的风将airborne sand（悬浮沙粒）带了数英里，形成了戏剧性的景观。

3.Researchers studied the effects of airborne sand (悬浮沙粒) on local air quality.

研究人员研究了airborne sand（悬浮沙粒）对当地空气质量的影响。

4.The construction workers had to wear masks to protect themselves from inhaling airborne sand (悬浮沙粒) at the site.

建筑工人必须佩戴口罩，以保护自己免受现场airborne sand（悬浮沙粒）的吸入。

5.Farmers were concerned about the impact of airborne sand (悬浮沙粒) on their crops during the dry season.

农民们担心在干旱季节airborne sand（悬浮沙粒）对他们作物的影响。

作文

The phenomenon of airborne sand is a fascinating aspect of our planet's natural processes. It occurs when strong winds lift fine particles of sand from the ground into the atmosphere, creating a cloud of dust that can travel vast distances. This process is most commonly observed in arid and semi-arid regions, where the lack of vegetation allows the wind to easily erode the surface soil and sand. The implications of airborne sand are significant, affecting not only the environment but also human health and activities.One of the most notable effects of airborne sand is its impact on air quality. When sand particles become suspended in the air, they can contribute to respiratory problems for individuals exposed to high levels of dust. People with pre-existing conditions such as asthma or chronic obstructive pulmonary disease (COPD) may find it particularly challenging to breathe in areas with elevated concentrations of airborne sand. Moreover, the presence of these particles can reduce visibility, leading to hazardous driving conditions and increased traffic accidents.In addition to health concerns, airborne sand plays a crucial role in shaping ecosystems. For instance, when sand is carried over long distances, it can deposit nutrients in new locations, thereby influencing soil composition and fertility. This process can help create new habitats for various plant and animal species, promoting biodiversity. However, excessive airborne sand can also lead to desertification, a phenomenon where fertile land becomes increasingly arid and unproductive due to the loss of topsoil.The movement of airborne sand is not merely a local issue; it has global implications as well. Dust storms, which are large-scale events involving significant amounts of airborne sand, can transport minerals and nutrients across continents. For example, dust from the Sahara Desert has been known to travel all the way to the Caribbean, impacting marine ecosystems by providing essential nutrients to ocean waters. This transcontinental journey of airborne sand highlights the interconnectedness of Earth's systems and the importance of understanding how they interact.Furthermore, scientists study airborne sand to predict weather patterns and climate changes. The particles can influence cloud formation and precipitation, playing a role in the hydrological cycle. By analyzing the movement and concentration of airborne sand, researchers can gain insights into climate dynamics and improve models for predicting future weather events.In conclusion, airborne sand is more than just a nuisance; it is a vital component of our environment that affects health, ecology, and climate. As we continue to study and understand this phenomenon, it becomes clear that addressing issues related to airborne sand is essential for safeguarding both human well-being and the health of our planet. Awareness and proactive measures, such as reforestation and sustainable land management practices, can help mitigate the adverse effects of airborne sand and promote a healthier ecosystem for future generations.

“空中沙尘”现象是我们星球自然过程中的一个迷人方面。当强风将细小的沙粒从地面扬起，形成一个可以传播到遥远地方的尘埃云时，就会发生这种现象。这一过程在干旱和半干旱地区最为常见，因为缺乏植被使得风能够轻易侵蚀表土和沙子。“空中沙尘”的影响显著，不仅影响环境，还影响人类健康和活动。“空中沙尘”最显著的影响之一是对空气质量的影响。当沙粒悬浮在空气中时，会导致暴露于高浓度尘埃的人出现呼吸问题。对于那些患有哮喘或慢性阻塞性肺病（COPD）等既往病症的人来说，在“空中沙尘”浓度较高的地区呼吸尤其困难。此外，这些颗粒的存在还会降低能见度，导致行车条件危险，增加交通事故的发生。除了健康问题外，“空中沙尘”在塑造生态系统方面也发挥着重要作用。例如，当沙子被带到远方时，可以在新的地点沉积养分，从而影响土壤成分和肥力。这一过程可以帮助创造新的植物和动物栖息地，促进生物多样性。然而，过量的“空中沙尘”也可能导致荒漠化，这是一种肥沃的土地因失去表土而变得越来越干燥和无生产力的现象。“空中沙尘”的移动不仅是一个地方性问题；它也具有全球意义。沙尘暴是涉及大量“空中沙尘”的大规模事件，可以将矿物质和养分运输到不同大陆。例如，撒哈拉沙漠的尘埃已知可以一路飘移到加勒比海，对海洋生态系统产生影响，为海水提供必要的营养。这种“空中沙尘”的跨洲旅行突显了地球系统之间的相互联系以及理解它们如何相互作用的重要性。此外，科学家研究“空中沙尘”，以预测天气模式和气候变化。这些颗粒可以影响云的形成和降水，在水循环中发挥作用。通过分析“空中沙尘”的运动和浓度，研究人员可以深入了解气候动态，并改善未来天气事件的预测模型。总之，“空中沙尘”不仅仅是一个烦恼；它是我们环境中一个重要的组成部分，影响着健康、生态和气候。随着我们继续研究和理解这一现象，显然解决与“空中沙尘”相关的问题对于保护人类福祉和我们星球的健康至关重要。提高意识和采取积极措施，如重新造林和可持续土地管理实践，可以帮助减轻“空中沙尘”的不利影响，并为未来几代人促进一个更健康的生态系统。