alongshore drift

简明释义

1. 顺岸漂移; 2. 顺岸运移; 3. 沿岸漂砂; 4. 顺岸浮移;

英英释义

例句

1.Understanding alongshore drift is crucial for coastal management and erosion control.

理解沿岸漂流对于海岸管理和侵蚀控制至关重要。

2.Surfers often take advantage of the alongshore drift to catch waves more effectively.

冲浪者常常利用沿岸漂流更有效地捕捉海浪。

3.Marine biologists study how alongshore drift affects the distribution of marine organisms.

海洋生物学家研究沿岸漂流如何影响海洋生物的分布。

4.The beach erosion was primarily caused by the alongshore drift, which transports sand along the coastline.

海滩侵蚀主要是由于沿岸漂流造成的，它将沙子沿海岸线运输。

5.The construction of jetties can disrupt the natural alongshore drift and lead to sediment buildup.

码头的建设可能会干扰自然的沿岸漂流，导致沉积物堆积。

作文

The coastal environment is a dynamic system, constantly shaped by various natural processes. One of the most significant of these processes is the phenomenon known as alongshore drift, which refers to the movement of sand and sediment along the coastline due to wave action and currents. Understanding this process is crucial for coastal management and conservation efforts. When waves approach the shore at an angle, they push water and sediment up the beach in a process called swash. As the water recedes, it carries sand and debris back down the slope in a process known as backwash. This zigzag motion results in the gradual movement of sediment along the coast, which is termed alongshore drift (沿岸漂移). This natural process can have both positive and negative effects on coastal ecosystems and human activities. On one hand, alongshore drift plays a vital role in shaping beaches and maintaining coastal habitats. It helps distribute sediment, which is essential for the formation of sand dunes and other coastal features. These habitats support a variety of wildlife, including birds and marine organisms, contributing to biodiversity. Additionally, this process can create new beach areas over time, providing recreational spaces for people. However, alongshore drift can also pose challenges, especially in areas where human development has occurred. Coastal structures such as jetties and groins are often built to control erosion and protect property. Unfortunately, these structures can interfere with the natural flow of sediment, leading to increased erosion in some areas and sediment accumulation in others. This disruption can result in significant changes to the shoreline, affecting both the environment and local communities. To mitigate the negative impacts of alongshore drift, coastal managers often implement strategies such as beach nourishment, where sand is added to eroding beaches to restore their width and protect against storm surges. This practice requires careful planning and monitoring to ensure that it does not disrupt the natural processes of sediment movement. In conclusion, alongshore drift is a fundamental coastal process that significantly influences the dynamics of shorelines. While it contributes to the creation and maintenance of beach ecosystems, it can also lead to challenges in areas affected by human activity. By understanding and respecting this natural process, we can better manage our coastlines and protect the valuable resources they provide for future generations.

沿岸环境是一个动态系统，受到各种自然过程的不断塑造。其中最重要的现象之一是被称为沿岸漂移的现象，它指的是由于波浪作用和洋流导致的沙子和沉积物沿海岸线的移动。理解这一过程对于海岸管理和保护工作至关重要。当波浪以一定角度接近海岸时，它们会将水和沉积物推到海滩上，这个过程称为冲刷。当水退去时，它会在一个叫做回流的过程中将沙子和碎片带回坡面。这种之字形的运动导致沉积物沿海岸逐渐移动，这就是所谓的沿岸漂移（沿岸漂移）。这一自然过程对海岸生态系统和人类活动既有积极影响，也有消极影响。一方面，沿岸漂移在塑造海滩和维持海岸栖息地方面发挥着重要作用。它有助于分配沉积物，这对沙丘和其他海岸特征的形成至关重要。这些栖息地支持多种野生动物，包括鸟类和海洋生物，促进生物多样性。此外，随着时间的推移，这一过程可以创造出新的海滩区域，为人们提供休闲空间。然而，沿岸漂移也可能带来挑战，特别是在发生人类开发的地区。海岸结构，如防波堤和横堤，通常被建造以控制侵蚀和保护财产。不幸的是，这些结构可能会干扰沉积物的自然流动，导致某些地区的侵蚀增加，而其他地区则沉积物积累。这种干扰可能会导致海岸线发生重大变化，影响环境和当地社区。为了减轻沿岸漂移的负面影响，海岸管理者通常会实施策略，例如沙滩补给，即向侵蚀的海滩添加沙子，以恢复其宽度并保护其免受风暴潮的侵袭。这一做法需要仔细的规划和监测，以确保不会干扰沉积物运动的自然过程。总之，沿岸漂移是一个基本的海岸过程，对海岸线的动态有着重要影响。虽然它有助于海滩生态系统的创建和维持，但在受到人类活动影响的地区也可能带来挑战。通过理解和尊重这一自然过程，我们可以更好地管理我们的海岸线，保护它们为未来几代人提供的宝贵资源。