alluvial diggings

简明释义

1. 砂矿; 2. 采金场;

英英释义

例句

1.After heavy rains, new alluvial diggings appeared along the riverbank.

大雨过后，河岸旁出现了新的冲积矿坑。

2.Geologists study the layers of soil in alluvial diggings to understand past climates.

地质学家研究冲积矿坑中的土壤层以了解过去的气候。

3.The miners spent months working in the alluvial diggings to find gold.

矿工们花了几个月的时间在冲积矿坑中寻找黄金。

4.The environmental impact of alluvial diggings can be significant.

对环境的影响可能很大，尤其是在冲积矿坑的开采过程中。

5.Many historical sites are located near ancient alluvial diggings.

许多历史遗址位于古老的冲积矿坑附近。

作文

The term alluvial diggings refers to the process of mining and extracting valuable minerals or resources from alluvial deposits, which are sediments deposited by rivers and streams. These deposits often contain gold, diamonds, and other precious materials that have been washed down from higher ground over time. The history of alluvial diggings is rich and varied, with many notable examples throughout the world that highlight the impact of this practice on societies and economies.One of the most famous instances of alluvial diggings occurred during the Gold Rush in the mid-19th century in California. Thousands of prospectors flocked to the region in search of fortune, hoping to strike it rich by sifting through riverbeds and using simple tools to unearth gold nuggets. This massive influx of people not only transformed the landscape but also led to the rapid development of towns and cities, as well as significant economic growth in the area. However, the environmental consequences of alluvial diggings were profound, leading to soil erosion and habitat destruction.In addition to California, other regions around the world have experienced similar booms due to alluvial diggings. For example, in Australia, the discovery of gold in the 1850s led to a similar rush, with countless miners scouring the rivers and creeks. The techniques used for alluvial diggings have evolved over time, from basic panning methods to more advanced machinery that can process large quantities of sediment quickly. Despite these advancements, the fundamental principle remains the same: locating and extracting valuable resources from sedimentary deposits.Moreover, alluvial diggings are not limited to precious metals. In many parts of the world, farmers and local communities utilize these deposits for agricultural purposes. The nutrient-rich sediments left behind by flooding rivers can create fertile land ideal for growing crops. This duality of alluvial diggings highlights the balance between resource extraction and sustainable practices, as communities must navigate the challenges of mining while ensuring the health of their environment.The cultural significance of alluvial diggings cannot be understated. Many indigenous communities have relied on these deposits for generations, using them not just for mining but also for cultural practices and traditions. The knowledge passed down through generations about how to effectively locate and extract resources from alluvial deposits is invaluable. As modern mining techniques continue to evolve, there is a growing recognition of the importance of integrating traditional knowledge with contemporary practices to promote sustainability.In conclusion, alluvial diggings play a crucial role in both historical and contemporary contexts. They have shaped economies, influenced migration patterns, and contributed to environmental changes. As we move forward, it is essential to approach alluvial diggings with a mindset that values both resource extraction and environmental stewardship. By understanding the complexities surrounding this practice, we can better appreciate its significance and work towards more sustainable methods of resource management.

“冲积挖掘”一词指的是从冲积沉积物中开采和提取贵重矿物或资源的过程，这些沉积物是由河流和溪流沉积而成的。这些沉积物通常含有黄金、钻石和其他被从高处冲刷下来的珍贵材料。“冲积挖掘”的历史丰富多彩，世界各地都有许多著名的例子突显了这一实践对社会和经济的影响。“冲积挖掘”最著名的实例之一发生在19世纪中叶加利福尼亚的淘金热期间。成千上万的探矿者涌向该地区，寻找财富，希望通过筛选河床并使用简单工具挖掘出金块来发家致富。这一大规模的人口涌入不仅改变了地貌，还导致城镇和城市的快速发展，以及该地区显著的经济增长。然而，“冲积挖掘”的环境后果深远，导致土壤侵蚀和栖息地破坏。除了加利福尼亚，世界其他地区也因“冲积挖掘”经历了类似的繁荣。例如，在澳大利亚，19世纪50年代发现黄金引发了类似的淘金热，无数矿工在河流和小溪中搜寻。用于“冲积挖掘”的技术随着时间的推移而不断演变，从基本的淘金方法到可以快速处理大量沉积物的更先进机械。尽管这些进步，但基本原理仍然相同：定位并从沉积物中提取贵重资源。此外，“冲积挖掘”并不限于贵金属。在世界许多地方，农民和当地社区利用这些沉积物进行农业用途。洪水河流留下的富含营养的沉积物可以创造出适合种植作物的肥沃土地。这种“冲积挖掘”的双重性突显了资源开采与可持续实践之间的平衡，因为社区必须应对采矿的挑战，同时确保环境的健康。“冲积挖掘”的文化意义不容小觑。许多土著社区世代依赖这些沉积物，不仅用于采矿，还用于文化实践和传统。代代相传的关于如何有效定位和提取冲积沉积物中资源的知识是无价的。随着现代采矿技术的不断发展，越来越多的人认识到将传统知识与当代实践相结合以促进可持续发展的重要性。总之，“冲积挖掘”在历史和当代背景中发挥着至关重要的作用。它们塑造了经济，影响了迁徙模式，并对环境变化做出了贡献。展望未来，重要的是以重视资源开采与环境保护的心态来对待“冲积挖掘”。通过理解围绕这一实践的复杂性，我们可以更好地欣赏其重要性，并朝着更可持续的资源管理方法努力。