drainage canal

简明释义

排水渠

英英释义

例句

1.The maintenance crew regularly cleans the drainage canal to ensure it functions properly.

维护人员定期清理排水沟以确保其正常运作。

2.The city constructed a new drainage canal to prevent flooding during heavy rains.

这座城市建造了一条新的排水沟以防止在大雨期间发生洪水。

3.Farmers rely on the drainage canal system to manage excess water in their fields.

农民依靠排水沟系统来管理田地中的多余水分。

4.Local authorities are planning to expand the drainage canal to accommodate more water flow.

当地政府计划扩建排水沟以容纳更多的水流。

5.After the storm, the drainage canal was filled with debris that needed to be removed.

暴风雨过后，排水沟里充满了需要清除的杂物。

作文

In many regions around the world, the management of water resources is crucial for agriculture, urban development, and environmental sustainability. One of the essential tools in this regard is the drainage canal, which plays a vital role in controlling excess water, preventing flooding, and ensuring that agricultural lands remain productive. A drainage canal (排水沟) is a man-made channel designed to transport surplus water away from fields and urban areas. These canals are particularly important in areas with heavy rainfall or where the water table is high, as they help to mitigate the risks associated with waterlogging and soil erosion.The construction of a drainage canal involves careful planning and engineering. Engineers must assess the landscape, soil types, and existing water flow patterns to ensure that the canal effectively redirects water without causing harm to surrounding ecosystems. Properly designed canals can enhance agricultural productivity by maintaining optimal soil moisture levels, which is essential for crop growth. For instance, in regions where rice is cultivated, drainage canals are critical for managing irrigation and preventing water from stagnating, which can lead to crop diseases.Moreover, drainage canals are not only beneficial for agriculture but also for urban areas. In cities prone to heavy rains, these canals serve as a flood control measure. By channeling rainwater away from streets and buildings, drainage canals help to reduce the risk of urban flooding, which can cause significant damage to infrastructure and pose safety hazards to residents. Effective drainage systems are vital for maintaining public health, as standing water can become a breeding ground for mosquitoes and other pests.In addition to their practical uses, drainage canals can also have ecological benefits. When designed thoughtfully, they can support local wildlife and contribute to biodiversity. For example, some drainage canals are integrated into wetland restoration projects, providing habitats for various species while still serving their primary function of water management. This dual-purpose approach illustrates how human engineering can coexist with nature, promoting sustainability.However, the construction and maintenance of drainage canals also come with challenges. Poorly maintained canals can become clogged with debris, leading to ineffective drainage and potential flooding. Additionally, if not managed properly, drainage canals can disrupt natural water flow and harm local ecosystems. It is essential for local governments and communities to invest in regular maintenance and to adopt best practices for sustainable water management.In conclusion, drainage canals (排水沟) are a crucial infrastructure component that supports both agricultural and urban environments. They help manage excess water, prevent flooding, and can even enhance biodiversity when designed with ecological considerations in mind. As climate change continues to impact weather patterns, the importance of effective water management solutions like drainage canals will only grow. It is imperative that we recognize their value and commit to maintaining these vital channels to ensure a sustainable future for our communities and ecosystems.

在世界许多地区，水资源管理对于农业、城市发展和环境可持续性至关重要。在这方面，一个重要的工具就是排水沟，它在控制过量水、预防洪水和确保农业土地保持生产力方面发挥着至关重要的作用。排水沟是一个人造渠道，旨在将多余的水从田地和城市区域运输出去。这些沟渠在降雨量大或地下水位高的地区尤为重要，因为它们有助于减轻与水涝和土壤侵蚀相关的风险。排水沟的建设需要仔细的规划和工程设计。工程师必须评估地形、土壤类型和现有水流模式，以确保沟渠有效地引导水流而不会对周围生态系统造成伤害。设计合理的沟渠可以通过保持最佳土壤湿度水平来提高农业生产力，这对作物生长至关重要。例如，在水稻种植区，排水沟对于管理灌溉和防止水分滞留至关重要，因为水分滞留可能导致作物疾病。此外，排水沟不仅对农业有益，对城市地区也同样重要。在易发生暴雨的城市中，这些沟渠作为防洪措施，通过将雨水引导离街道和建筑物，帮助减少城市洪水的风险，这可能对基础设施造成重大损害，并对居民构成安全隐患。有效的排水系统对于维护公共健康至关重要，因为积水可能成为蚊子和其他害虫滋生的温床。除了实用性，排水沟还可以带来生态效益。当经过深思熟虑的设计时，它们可以支持当地野生动物并促进生物多样性。例如，一些排水沟被纳入湿地恢复项目中，为各种物种提供栖息地，同时仍然履行其主要的水管理功能。这种双重用途的方法说明了人类工程如何与自然共存，促进可持续性。然而，排水沟的建设和维护也面临挑战。维护不善的沟渠可能会被杂物堵塞，导致排水无效和潜在的洪水。此外，如果管理不当，排水沟可能会干扰自然水流并危害当地生态系统。地方政府和社区必须投资于定期维护，并采用可持续水管理的最佳实践。总之，排水沟是支持农业和城市环境的重要基础设施组成部分。它们帮助管理多余的水，防止洪水，并在考虑生态因素的情况下甚至可以增强生物多样性。随着气候变化继续影响天气模式，有效的水管理解决方案如排水沟的重要性只会增加。我们必须认识到它们的价值，并致力于维护这些重要的渠道，以确保我们社区和生态系统的可持续未来。