weathering

简明释义

英[ˈweðərɪŋ]美[ˈweðərɪŋ]

n. [地质]风化作用；[水利]泻水斜度；挡风雨材料

v. 风干；使退色；经受住（weather 的 ing 形式）

英英释义

单词用法

同义词

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例句

1.Many other factories, however, say they are weathering the storm.

不过，还有许多玩具厂表示他们能挺过难关。

2.Yet they seem to be weathering the crisis better than most.

他们看起来比绝大多数公司都能更好安度这次危机。

3.Impermeable clay limits downward percolation of water and fulvic acids, reducing chemical weathering and podzolization.

不可渗透的粘土限制了水和黄腐酸的向下渗透，从而减少了化学风化和土壤灰化作用。

4.One reason is that after years of caution spent weathering the economic woes at home, Japan's Banks are looking for growth.

其中一个原因是，在经历数年蛰伏与谨慎支出以应对本国经济问题后，日本银行如今正在寻求增长机会。

5.Through a long period of weathering.

经过长年风化，斑斑点点的。

6.He reasoned that the original ocean was not salty and that subsequently salt derived from the weathering of rocks was brought to the sea by streams.

他认为海洋里起初不含盐，是之后的溪流将岩石风化形成的盐带入了大海。

7.But when Sprigg first showed the imprints to leading authorities, they dismissed them as artifacts made by the weathering of the rocks.

然而他第一次拿给权威专家看的时候，专家认为这只是岩石风化留下的痕迹，不值一提。

8.The ancient ruins show signs of weathering from centuries of exposure to the elements.

这些古代遗址显示出由于数百年暴露在自然环境中而造成的风化迹象。

9.In urban areas, weathering can be accelerated by pollution and human activity.

在城市地区，因污染和人类活动导致的风化速度可能加快。

10.Geologists study weathering to understand how rocks break down into soil.

地质学家研究风化以了解岩石如何分解成土壤。

11.The weathering of rocks can lead to the formation of beautiful natural sculptures.

岩石的风化可以形成美丽的自然雕塑。

12.The process of weathering has significantly altered the landscape over thousands of years.

经过数千年的风化过程，地貌发生了显著变化。

作文

Weathering is a natural process that plays a crucial role in shaping our planet's surface. It refers to the breaking down and alteration of rocks and minerals at or near the Earth's surface due to various environmental factors. There are two primary types of weathering: physical weathering and chemical weathering. Physical weathering occurs when rocks are broken apart by physical forces, such as freeze-thaw cycles, abrasion from wind or water, and thermal expansion. For instance, when water seeps into cracks in rocks and freezes, it expands, causing the rocks to fracture over time. This process is especially evident in mountainous regions where temperatures fluctuate dramatically between day and night.On the other hand, chemical weathering involves the chemical alteration of minerals within rocks. This can happen through processes such as hydrolysis, oxidation, and carbonation. For example, when carbon dioxide from the atmosphere dissolves in rainwater, it forms a weak acid that can react with minerals like calcite in limestone, leading to the rock's gradual dissolution. This type of weathering is particularly significant in humid environments where rainfall is abundant, facilitating these chemical reactions.The effects of weathering are not merely limited to the physical landscape; they also have profound implications for ecosystems. As rocks break down, they contribute to soil formation, which is essential for plant growth. The nutrients released during the weathering process enrich the soil, providing the necessary elements for vegetation to thrive. Additionally, the erosion that often follows weathering can lead to the transport of these nutrients to rivers and lakes, supporting aquatic life.Moreover, weathering can influence human activities and infrastructure. Understanding the weathering processes is vital for construction and engineering projects. For example, buildings constructed on rocky terrain may be at risk if the rocks undergo significant weathering, potentially leading to structural failures. Similarly, roads and bridges may require regular maintenance in areas prone to weathering due to environmental conditions.In conclusion, weathering is an essential geological process that contributes to the continuous evolution of the Earth's surface. Both physical and chemical weathering play critical roles in shaping landscapes, forming soils, and influencing ecosystems. Furthermore, understanding weathering is crucial for sustainable development and infrastructure planning. As we face challenges such as climate change and urbanization, recognizing the importance of weathering can help us better manage our natural resources and protect our environment for future generations.

风化是一个自然过程，在塑造我们星球表面方面发挥着至关重要的作用。它指的是由于各种环境因素导致岩石和矿物在地球表面或附近的分解和改变。风化主要有两种类型：物理风化和化学风化。物理风化发生在岩石因物理力量而破裂时，例如冰冻-融化循环、风或水的磨蚀以及热膨胀。例如，当水渗入岩石的裂缝中并被冻结时，它会膨胀，导致岩石随着时间的推移而破裂。这一过程在温度昼夜变化剧烈的山区尤为明显。另一方面，化学风化涉及岩石中矿物的化学改变。这可以通过水解、氧化和碳酸化等过程发生。例如，当来自大气的二氧化碳溶解在雨水中时，会形成一种弱酸，与石灰石中的方解石等矿物反应，导致岩石逐渐溶解。这种类型的风化在降雨丰富的潮湿环境中尤其显著，促进了这些化学反应的发生。风化的影响不仅限于物理景观；它们对生态系统也有深远的影响。随着岩石的分解，它们有助于土壤的形成，这对植物生长至关重要。在风化过程中释放的养分丰富了土壤，为植物茁壮成长提供了必要的元素。此外，随之而来的侵蚀可能导致这些养分被运输到河流和湖泊，支持水生生物的生存。此外，风化还可以影响人类活动和基础设施。了解风化过程对建设和工程项目至关重要。例如，建在岩石地形上的建筑物如果岩石经历显著的风化，可能会面临风险，导致结构失效。同样，位于易受风化影响的地区的道路和桥梁可能需要定期维护。总之，风化是一个重要的地质过程，有助于地球表面的持续演变。物理和化学风化在塑造景观、形成土壤和影响生态系统方面发挥着关键作用。此外，理解风化对可持续发展和基础设施规划至关重要。面对气候变化和城市化等挑战，认识到风化的重要性可以帮助我们更好地管理自然资源，并保护我们的环境，以便为未来的世代服务。