river mouth

简明释义

河口

英英释义

例句

1.The city is planning to build a park near the river mouth for recreational activities.

这座城市计划在河口附近建一个公园，以便进行休闲活动。

2.Birdwatchers often visit the river mouth to observe migratory birds.

鸟类观察者经常拜访河口以观察迁徙的鸟类。

3.A lighthouse was built at the river mouth to guide ships safely.

在河口建了一座灯塔，以安全引导船只。

4.The fishermen gathered at the river mouth to catch the best fish during the season.

渔民们聚集在河口，以便在季节中捕捉到最好的鱼。

5.The pollution levels are highest at the river mouth, affecting local wildlife.

在河口的污染水平最高，影响当地野生动物。

作文

The term river mouth refers to the area where a river meets a larger body of water, such as an ocean, sea, or lake. This geographical feature is significant for various ecological and economic reasons. The river mouth serves as a crucial point for the mixing of freshwater from the river with saltwater from the sea, creating unique habitats that support diverse wildlife. For instance, many fish species rely on these areas for breeding and feeding, making river mouths vital for maintaining healthy aquatic ecosystems.In addition to their ecological importance, river mouths are often sites of human settlement and economic activity. Historically, civilizations have flourished near river mouths due to the accessibility of resources and transportation routes. Trade routes often develop around these regions, facilitating commerce and cultural exchange. Cities like New Orleans, located at the river mouth of the Mississippi River, have become bustling ports that contribute significantly to the economy.Furthermore, river mouths can be affected by various environmental factors, including climate change and human activities. For example, rising sea levels can lead to increased salinity in estuaries, impacting the delicate balance of ecosystems that rely on freshwater. Pollution from urban runoff can also degrade water quality, threatening the flora and fauna that inhabit these regions. Therefore, it is essential to implement sustainable practices to protect river mouths and their surrounding environments.In conclusion, the river mouth is a vital geographical feature that plays a significant role in both ecology and economy. Understanding its importance helps us appreciate the interconnectedness of natural systems and human activities. As we face environmental challenges, it is crucial to prioritize the protection and preservation of river mouths, ensuring that they continue to support biodiversity and human livelihoods for generations to come.

“河口”这个术语指的是一条河流与更大水体（如海洋、海或湖泊）相遇的区域。这个地理特征在生态和经济上都具有重要意义。河口作为淡水与海水混合的关键点，创造了独特的栖息地，支持多样的野生动物。例如，许多鱼类依赖这些区域进行繁殖和觅食，使得河口对维持健康的水生生态系统至关重要。除了生态重要性外，河口通常是人类定居和经济活动的地点。历史上，由于资源和交通路线的可达性，文明在河口附近繁荣发展。贸易路线往往围绕这些地区发展，促进商业和文化交流。位于密西西比河河口的新奥尔良等城市，已成为繁忙的港口，对经济贡献显著。此外，河口可能受到气候变化和人类活动等多种环境因素的影响。例如，海平面上升可能导致河口的盐度增加，影响依赖淡水的生态系统的微妙平衡。城市径流造成的污染也可能降低水质，威胁到栖息在这些地区的动植物。因此，实施可持续的做法以保护河口及其周边环境至关重要。总之，河口是一个重要的地理特征，在生态和经济中发挥着重要作用。理解其重要性有助于我们欣赏自然系统和人类活动之间的相互联系。面对环境挑战时，优先保护和维护河口是至关重要的，确保它们继续为后代的生物多样性和人类生计提供支持。