upwell

简明释义

英[ʌpˈwel]美[ʌpˈwel]

v. 上涌，向上流

第 三 人 称 单 数 u p w e l l s

现 在 分 词 u p w e l l i n g

过 去 式 u p w e l l e d

过 去 分 词 u p w e l l e d

英英释义

单词用法

同义词

反义词

例句

1.However, when surface waters are warm (as during an el ni? O), they do not allow the colder, deeper currents to upwell and effectively block the flow of life-sustaining nutrients.

可是，如果海面水温较高(例如在厄尔尼诺期间)，深层海水就无法上流，从而大大阻断了这些生命必须营养的正常循环。

2.However, when surface waters are warm (as during an el ni? O), they do not allow the colder, deeper currents to upwell and effectively block the flow of life-sustaining nutrients.

可是，如果海面水温较高(例如在厄尔尼诺期间)，深层海水就无法上流，从而大大阻断了这些生命必须营养的正常循环。

3.When surface waters are cold, deeper depths are allowed to upwell, bringing these essential nutrients toward the surface where the phytoplankton may use them.

当海水表面温度下降时，较深一些的海水就会上浮，同时把这些必须营养成分带到水面处，供生活在那里的浮游植物生长的需要。

4.During the oceanic currents, nutrients can upwell from the deep sea, supporting marine life.

在海洋洋流中，营养物质可以从深海上涌，支持海洋生物。

5.The geologist explained how magma can upwell through tectonic plates to form volcanoes.

地质学家解释了岩浆如何通过构造板块上涌形成火山。

6.In some lakes, cold water can upwell during the summer, affecting local fish populations.

在一些湖泊中，冷水可以在夏季上涌，影响当地鱼类种群。

7.The scientists observed that carbon dioxide could upwell in certain areas of the ocean, impacting climate change.

科学家观察到二氧化碳可以在海洋的某些区域上涌，影响气候变化。

8.As the tides changed, warm water began to upwell, attracting various marine species.

随着潮汐的变化，温暖的水开始上涌，吸引了各种海洋物种。

作文

The ocean is a vast and mysterious place, filled with various phenomena that scientists strive to understand. One such phenomenon is the process of upwell, which occurs when deep, cold water rises to the surface. This process is crucial for marine ecosystems as it brings nutrient-rich waters to the upper layers of the ocean where sunlight can support photosynthesis. In many coastal regions, upwell events are responsible for the abundance of marine life, including fish, plankton, and other organisms that depend on these nutrients for survival. Understanding how upwell works is essential for both environmental science and fisheries management. For instance, during certain times of the year, changes in wind patterns can trigger upwell currents, leading to increased productivity in the ocean. Fishermen often take advantage of these natural cycles, knowing that areas with strong upwell activity will likely yield more fish. This relationship highlights the interconnectedness of oceanic processes and human activities. Moreover, upwell is not just important for local fisheries; it also plays a significant role in global climate regulation. The ocean acts as a carbon sink, absorbing large amounts of carbon dioxide from the atmosphere. When upwell occurs, it can affect the distribution of carbon in the ocean, influencing how much carbon is sequestered in deep waters versus how much is released back into the atmosphere. As we face the challenges of climate change, understanding these processes becomes increasingly critical. In conclusion, the phenomenon of upwell is not merely a scientific curiosity; it is a vital component of our planet's health and sustainability. By studying how upwell affects marine ecosystems, fisheries, and climate dynamics, we can better appreciate the intricate balance of life in our oceans. Protecting these processes is essential for ensuring that future generations can enjoy the rich resources that our oceans provide. Therefore, continued research and conservation efforts are necessary to maintain the delicate equilibrium that upwell supports in marine environments.

海洋是一个广阔而神秘的地方，充满了各种现象，科学家们努力去理解。其中一个现象是上升流（upwell）过程，它发生在深层冷水上升到水面时。这个过程对海洋生态系统至关重要，因为它将富含营养的水带到阳光可以支持光合作用的海洋上层。在许多沿海地区，上升流事件是海洋生物丰富的原因，包括鱼类、浮游生物和其他依赖这些营养物质生存的生物。 了解上升流的工作原理对环境科学和渔业管理都是至关重要的。例如，在某些季节，风向的变化会触发上升流洋流，导致海洋生产力增加。渔民们常常利用这些自然周期，知道上升流活动强烈的区域可能会产出更多的鱼。这种关系突显了海洋过程与人类活动之间的相互联系。 此外，上升流不仅对当地渔业重要；它还在全球气候调节中发挥着重要作用。海洋作为碳汇，吸收大量的二氧化碳。当上升流发生时，它会影响海洋中碳的分布，影响深水中储存的碳量与释放回大气中的碳量。随着我们面临气候变化的挑战，理解这些过程变得愈加重要。 总之，上升流现象不仅仅是一个科学好奇心；它是我们星球健康和可持续性的一个重要组成部分。通过研究上升流如何影响海洋生态系统、渔业和气候动态，我们可以更好地欣赏海洋生命的微妙平衡。保护这些过程对于确保未来世代能够享受我们的海洋提供的丰富资源至关重要。因此，持续的研究和保护工作是维护上升流在海洋环境中支持的微妙平衡所必需的。