alongshore current

简明释义

顺岸流

英英释义

例句

1.The alongshore current can significantly affect the distribution of marine life along the coast.

在海岸附近，沿岸潮流会显著影响海洋生物的分布。

2.Swimming against the alongshore current can be exhausting, so it's best to swim parallel to the shore.

逆着沿岸潮流游泳可能会很累，因此最好平行于海岸游泳。

3.The surfers took advantage of the strong alongshore current to ride the waves back to the beach.

冲浪者利用强劲的沿岸潮流骑着波浪回到海滩。

4.During our beach cleanup, we noticed that the alongshore current was carrying debris down the coastline.

在我们的海滩清理活动中，我们注意到沿岸潮流将垃圾带向海岸线。

5.The fishermen adjusted their nets to account for the alongshore current while casting.

渔民在撒网时调整了他们的渔网以适应沿岸潮流。

作文

The ocean is a vast and dynamic environment, constantly in motion due to various forces acting upon it. One of the significant phenomena that occur along the coastlines is the formation of currents. Among these currents, the alongshore current is particularly important for understanding coastal processes. An alongshore current (沿岸流) refers to the water movement parallel to the shore, influenced by wind, waves, and the shape of the coastline. This type of current plays a crucial role in sediment transport, erosion, and the overall health of marine ecosystems.When waves break on the shore, they generate a force that pushes water up onto the beach. As this water runs back down into the ocean, it creates a return flow that moves along the shoreline. This movement of water is what we refer to as an alongshore current. The strength and direction of these currents can vary greatly depending on factors such as wind speed, wave height, and the configuration of the coastline.Understanding alongshore currents is essential for several reasons. Firstly, they significantly impact the distribution of sand and other sediments along the beach. As the current moves, it carries sand particles with it, which can lead to beach erosion in some areas while depositing sand in others. This process is vital for maintaining the natural balance of coastal ecosystems, as it helps create habitats for various marine species.Additionally, alongshore currents can affect human activities along the coast. For example, surfers and swimmers need to be aware of these currents to ensure their safety when enjoying the ocean. Lifeguards often monitor alongshore currents to prevent accidents and provide guidance to beachgoers. Furthermore, coastal engineers and planners must consider these currents when designing structures such as piers, jetties, and seawalls, as they can influence erosion rates and the stability of these constructions.Moreover, alongshore currents can also play a role in the dispersion of pollutants and nutrients in coastal waters. When a spill occurs, understanding the direction and strength of these currents can help predict how far and wide contaminants might spread. Similarly, nutrient-rich waters carried by alongshore currents can support the growth of phytoplankton, which forms the base of the marine food web.In conclusion, the alongshore current (沿岸流) is a vital aspect of coastal dynamics that deserves more attention. It influences not only the physical landscape of our beaches but also the biological and ecological processes that sustain marine life. By studying these currents, we can better protect our coastlines, ensure the safety of those who enjoy them, and preserve the delicate balance of our marine ecosystems. Understanding the intricate dance between water, wind, and land will allow us to appreciate the beauty and complexity of our oceans even more.

海洋是一个广阔而动态的环境，因各种作用于其上的力量而不断运动。在海岸线附近发生的重要现象之一是洋流的形成。在这些洋流中，沿岸流尤其重要，因为它帮助我们理解海岸过程。沿岸流（沿岸流）指的是平行于海岸线的水流动，受风、波浪和海岸形状的影响。这种类型的洋流在沉积物运输、侵蚀和整体海洋生态系统健康方面发挥着至关重要的作用。当波浪在岸上破裂时，会产生一种力量，将水推向沙滩。当这些水流回海洋时，会形成一种沿着海岸线移动的回流。这种水的运动就是我们所称的沿岸流。这些洋流的强度和方向可能会因风速、波高和海岸线的配置等因素而大相径庭。理解沿岸流至关重要，原因有几个。首先，它们对沙子和其他沉积物在海滩上的分布有重大影响。随着洋流的移动，它携带沙粒，这可能导致某些区域的海滩侵蚀，而在其他地方沉积沙子。这个过程对维持海岸生态系统的自然平衡至关重要，因为它有助于为各种海洋物种创造栖息地。此外，沿岸流还会影响沿海的人类活动。例如，冲浪者和游泳者需要了解这些洋流，以确保他们在享受海洋时的安全。救生员通常会监测沿岸流以防止事故并为海滩游客提供指导。此外，沿海工程师和规划者在设计码头、堤坝和海墙等结构时，必须考虑这些洋流，因为它们会影响侵蚀率和这些建筑物的稳定性。此外，沿岸流在污染物和营养物质在沿海水域的扩散中也起着一定作用。当发生泄漏时，了解这些洋流的方向和强度可以帮助预测污染物可能扩散的距离和范围。同样，携带营养丰富水体的沿岸流可以支持浮游植物的生长，而浮游植物是海洋食物链的基础。总之，沿岸流（沿岸流）是海岸动态的重要方面，值得更多关注。它不仅影响我们海滩的物理景观，还影响维持海洋生命的生物和生态过程。通过研究这些洋流，我们可以更好地保护我们的海岸线，确保享受海洋的人们的安全，并保持我们海洋生态系统的微妙平衡。理解水、风和土地之间复杂的舞蹈将使我们更加欣赏海洋的美丽和复杂性。