bottom water

简明释义

1. 底部水; 2. 底层水; 3. 底水; 4. 油罐的底水;

英英释义

例句

1.During the winter, the bottom water 底水 can become anoxic, affecting aquatic life.

冬季时，底水 底水可能会缺氧，从而影响水生生物。

2.The fish tend to gather in the bottom water 底水 during the hot afternoons.

在炎热的下午，鱼类往往聚集在底水 底水中。

3.The bottom water 底水 is rich in nutrients, which can lead to algal blooms.

底水 底水富含养分，可能导致藻类繁殖。

4.In the summer, the lake's surface heats up, causing the bottom water 底水 to remain cooler and denser.

在夏天，湖面的温度升高，导致底水 底水保持较冷和较密。

5.Scientists measure the temperature of the bottom water 底水 to study climate change effects.

科学家测量底水 底水的温度，以研究气候变化的影响。

作文

In the study of aquatic ecosystems, understanding the concept of bottom water is crucial for comprehending how various organisms interact within their environment. Bottom water refers to the layer of water that resides at the bottom of a body of water, such as a lake or ocean. This layer is often characterized by lower temperatures and higher concentrations of nutrients compared to the upper layers of water. The dynamics of bottom water play a significant role in the overall health of aquatic ecosystems. One of the most critical aspects of bottom water is its capacity to support diverse life forms. Many aquatic species, including certain types of fish and invertebrates, rely on the nutrients found in bottom water for survival. For instance, decomposers thrive in this layer, breaking down organic matter and releasing essential nutrients back into the ecosystem. This process not only sustains the food web but also helps maintain water quality by preventing the accumulation of harmful substances.Additionally, bottom water plays a vital role in regulating the temperature and chemistry of the entire body of water. During the summer months, when the surface water warms up, bottom water remains cooler and denser. This stratification can lead to a phenomenon known as thermal stratification, where the layers of water do not mix. Such stratification can have both positive and negative effects on aquatic life. On one hand, it provides a stable environment for organisms that prefer cooler temperatures; on the other hand, it can lead to oxygen depletion in the bottom water if there is no mixing, which can be detrimental to fish and other marine life.Furthermore, human activities significantly impact the conditions of bottom water. Pollution from agricultural runoff, industrial discharges, and urban development can introduce excess nutrients into the water, leading to eutrophication. This process results in algal blooms that can deplete oxygen levels in bottom water, creating dead zones where aquatic life cannot survive. Understanding the interplay between human impacts and bottom water conditions is essential for effective conservation efforts and sustainable management of aquatic resources.In conclusion, the significance of bottom water extends beyond its physical characteristics; it is integral to the health and functionality of aquatic ecosystems. By recognizing the importance of this often-overlooked layer, we can better appreciate the complexities of water bodies and the need for responsible stewardship of our natural resources. Protecting bottom water and ensuring its quality is vital for sustaining biodiversity and maintaining the balance of life in our oceans, lakes, and rivers.

在水生生态系统的研究中，理解“底层水”的概念对于理解各种生物在其环境中的相互作用至关重要。“底层水”指的是位于水体底部的水层，例如湖泊或海洋。这一层通常具有比上层水更低的温度和更高的营养物质浓度。“底层水”的动态在水生生态系统的整体健康中扮演着重要角色。“底层水”最关键的方面之一是它支持多样生命形式的能力。许多水生物种，包括某些类型的鱼类和无脊椎动物，依赖于“底层水”中发现的营养物质来生存。例如，分解者在这一层中繁衍生息，分解有机物并将必需的营养物质释放回生态系统。这一过程不仅维持了食物网的稳定，还通过防止有害物质的积累来帮助维护水质。此外，“底层水”在调节整个水体的温度和化学成分方面也发挥着至关重要的作用。在夏季，当表层水变热时，“底层水”保持较凉且密度较大。这种分层现象可能导致称为热分层的现象，其中水层之间不混合。这种分层对水生生物可以产生正面和负面的影响。一方面，它为喜欢较凉环境的生物提供了一个稳定的栖息地；另一方面，如果没有混合，可能会导致“底层水”中的氧气耗尽，这对鱼类和其他海洋生物是有害的。此外，人类活动显著影响“底层水”的条件。来自农业径流、工业排放和城市发展的污染可能会向水中引入过量的营养物质，导致富营养化。这个过程会导致藻类繁殖，可能会消耗“底层水”中的氧气，形成死区，使水生生命无法生存。理解人类影响与“底层水”条件之间的相互作用对于有效的保护工作和水生资源的可持续管理至关重要。总之，“底层水”的重要性不仅仅局限于其物理特征；它对水生生态系统的健康和功能至关重要。通过认识到这一常被忽视的水层的重要性，我们可以更好地欣赏水体的复杂性以及我们自然资源负责任管理的必要性。保护“底层水”并确保其质量对于维持生物多样性和保持我们海洋、湖泊和河流中生命的平衡至关重要。