watersheds

简明释义

英[ˈwɔːtəʃɛdz]美[ˈwɔtərˌʃɛdz]

n. [水文]流域，水域（watershed 的复数形式）；[地理]分水岭

英英释义

单词用法

同义词

反义词

例句

1.Yet he also turned deserts into watersheds and parched land into flowing springs.

他又能使沙漠变成水源，使旱地变成水泉。

2.Since 1985, Guyuan County has conducted a study on terraced fields with slope with the combination of comprehensive management of small watersheds.

1985年以来，固原县结合小流域综合治理，开展了隔坡梯田模式研究。

3.The applications of landscapes virtual reality technology to small watersheds are discussed.

探讨了小流域景观虚拟现实技术在水土保持中的应用。

4.The available data for watersheds were assembled and consolidated and the metadata were standardized.

收集和整理小流域数据，进行元数据标准化。

5.This paper presents a new kind of algorithm for cell image segmentation, which is based on region-growing and watersheds.

提出了一种基于区域增长和改进分水岭算法的胃腺癌细胞图像分割方法。

6.The three-dimensional inquiring system was realized by information system of small watersheds built by dummy GIS.

在此基础上，应用虚拟GIS建立小流域信息系统，实现全县水土流失的三维动态查询。

7.SCS model is applied to calculating runoff amount of several typical small watersheds of North of Shaanxi and Weibei .

用SCS降水-径流模型对陕北渭北多个典型小型集水区降雨径流量进行了分析与计算。

8.By this method, we found that the VRD indices for most watersheds of the northwestern basin were less than -0.2, displaying a severe vegetation deficiency.

通过该评价方法发现，在泾河流域西北部的大部分子流域的植被冗亏指数小于-0.2，植被亏缺较为严重；

9.This research work has set up also the experimental and demonstrative small watersheds at relative comp…

同时，也对沙害的相对完全治理进行了小流域的实验和示范，并提出了相关的推广建议。

10.Conservation efforts are crucial for protecting our watersheds 流域 from pollution.

保护我们的流域免受污染的努力至关重要。

11.The environmental study focused on the health of various watersheds 流域 in the region.

这项环境研究集中于该地区多个流域的健康状况。

12.Research indicates that healthy watersheds 流域 are vital for biodiversity.

研究表明，健康的流域对生物多样性至关重要。

13.The watersheds 流域 provide essential resources for drinking water in many communities.

这些流域为许多社区提供了饮用水的重要资源。

14.Local governments are working together to manage their shared watersheds 流域 effectively.

地方政府正在共同努力有效管理他们共享的流域。

作文

Watersheds are critical components of our natural environment, serving as the geographical areas that drain into a particular body of water, such as a river, lake, or ocean. Understanding the concept of watersheds (流域) is essential for various fields, including environmental science, urban planning, and agriculture. A watershed acts like a funnel, collecting precipitation and channeling it through a network of rivers and streams until it reaches its final destination. This process plays a vital role in maintaining the health of aquatic ecosystems and the overall environment.One of the most significant aspects of watersheds (流域) is their impact on water quality. The land use within a watershed can greatly influence the quality of the water that flows through it. For instance, agricultural practices, urban development, and industrial activities can introduce pollutants into the water system. When rain falls on a watershed, it can wash fertilizers, pesticides, and other harmful substances into nearby streams and rivers. This contamination can lead to severe ecological consequences, such as algal blooms and fish kills, which can disrupt entire aquatic food webs.Moreover, watersheds (流域) are crucial for flood management. They help absorb and slow down runoff during heavy rainfall events, reducing the risk of flooding downstream. When the natural landscape is altered by human activities, such as deforestation or urbanization, the ability of a watershed to manage water flow is compromised. This can lead to increased flooding and erosion, causing damage to infrastructure and natural habitats. Therefore, protecting and restoring watersheds (流域) is essential for mitigating the impacts of climate change and extreme weather events.In addition to their environmental significance, watersheds (流域) also hold social and economic importance. Many communities rely on the water resources provided by their local watersheds for drinking water, irrigation, and recreational activities. Healthy watersheds support tourism and fishing industries, contributing to the economy of the region. Conversely, degraded watersheds can lead to water scarcity and reduced economic opportunities for local populations.Education and community involvement play a vital role in the conservation of watersheds (流域). Local governments and organizations often initiate programs aimed at raising awareness about the importance of these areas and how individuals can contribute to their protection. Simple actions, such as reducing plastic use, properly disposing of chemicals, and participating in clean-up efforts, can significantly impact the health of a watershed. By fostering a sense of stewardship within communities, we can work together to preserve these essential ecosystems for future generations.In conclusion, watersheds (流域) are fundamental to the health of our environment, economy, and society. They influence water quality, manage floods, and provide vital resources for many communities. Understanding and protecting these areas is crucial for sustaining our natural ecosystems and ensuring a healthy future for all. As we face increasing environmental challenges, it is imperative that we recognize the value of watersheds (流域) and take action to safeguard them.

流域是我们自然环境中的关键组成部分，作为一个地理区域，它们将降水汇集到特定的水体中，例如河流、湖泊或海洋。理解watersheds（流域）的概念对环境科学、城市规划和农业等多个领域至关重要。流域就像一个漏斗，收集降水并通过河流和溪流的网络将其引导到最终目的地。这个过程在维持水生生态系统和整体环境的健康方面发挥着重要作用。watersheds（流域）最显著的方面之一是它们对水质的影响。流域内的土地利用会极大地影响流经该地区的水的质量。例如，农业实践、城市发展和工业活动可能会向水系统中引入污染物。当降雨落在流域上时，它可能会将肥料、农药和其他有害物质冲洗到附近的溪流和河流中。这种污染可能导致严重的生态后果，例如藻类暴发和鱼类死亡，这可能会破坏整个水生食物网。此外，watersheds（流域）对洪水管理至关重要。它们帮助在强降雨事件期间吸收和减缓径流，从而减少下游洪水的风险。当自然景观因人类活动如砍伐森林或城市化而改变时，流域管理水流的能力受到损害。这可能导致洪水和侵蚀的增加，造成基础设施和自然栖息地的损坏。因此，保护和恢复watersheds（流域）对于减轻气候变化和极端天气事件的影响至关重要。除了环境重要性外，watersheds（流域）还具有社会和经济的重要性。许多社区依赖当地流域提供的水资源进行饮用水、灌溉和娱乐活动。健康的流域支持旅游和渔业，促进了该地区的经济。相反，退化的流域可能导致水资源匮乏，并减少当地居民的经济机会。教育和社区参与在流域保护中发挥着至关重要的作用。地方政府和组织通常会启动旨在提高人们对这些区域重要性以及个人如何为其保护做出贡献的意识的项目。简单的行动，如减少塑料使用、妥善处理化学品和参与清理活动，可以对流域的健康产生重大影响。通过在社区内培养责任感，我们可以共同努力保护这些基本生态系统，为未来的世代保留它们。总之，watersheds（流域）对我们环境、经济和社会的健康至关重要。它们影响水质、管理洪水，并为许多社区提供重要资源。理解和保护这些地区对维持我们的自然生态系统和确保所有人的健康未来至关重要。随着我们面临日益增加的环境挑战，我们必须认识到watersheds（流域）的价值，并采取行动保护它们。