sea crust

简明释义

船体水下部分附生物

英英释义

例句

1.The research team studied the organisms living in the sea crust near the volcanic vents.

研究小组研究了火山喷口附近生活在海壳中的生物。

2.The sea crust plays a crucial role in the ocean ecosystem by providing habitat for marine life.

海壳在海洋生态系统中发挥着至关重要的作用，为海洋生物提供栖息地。

3.We found some interesting fossils embedded in the sea crust during our beach walk.

我们在海滩散步时发现了一些嵌在海壳中的有趣化石。

4.After the storm, the sea crust was littered with shells and debris.

暴风雨过后，海壳上满是贝壳和碎片。

5.The diver discovered a beautiful coral reef growing on the sea crust.

潜水员发现了一片美丽的珊瑚礁生长在海壳上。

作文

The ocean is a vast and mysterious place, filled with wonders that are often hidden beneath its surface. One of the most fascinating aspects of the ocean is its geology, particularly the formation of the sea crust (海壳). The sea crust refers to the outermost layer of the Earth's lithosphere that lies beneath the oceans. This layer plays a crucial role in the Earth's geological processes and is essential for understanding how our planet functions. The sea crust is primarily composed of basalt, a dark volcanic rock that is formed from the cooling of molten magma. It is generally thinner than continental crust, averaging about 5 to 10 kilometers in thickness. This thinness allows the sea crust to be more dynamic, as it is constantly being created and destroyed through processes such as seafloor spreading and subduction. One of the most significant features of the sea crust is the mid-ocean ridge, which is a continuous mountain range that runs through the world's oceans. Here, tectonic plates are moving apart, allowing magma to rise and create new crust. This process not only contributes to the formation of new oceanic crust but also plays a vital role in the recycling of materials within the Earth. As the sea crust spreads, it pushes older crust away from the ridge, leading to the creation of ocean basins.Moreover, the sea crust is home to unique ecosystems, including hydrothermal vents and deep-sea trenches. These environments are rich in biodiversity and support life forms that are adapted to extreme conditions. The study of these ecosystems has revealed the importance of the sea crust in sustaining marine life and influencing global biogeochemical cycles.Understanding the sea crust is not just important for geologists; it also has implications for climate science. The interactions between the ocean and the atmosphere, driven by processes occurring at the sea crust, can influence weather patterns and climate change. For instance, the release of carbon dioxide from the ocean floor can impact global temperatures, highlighting the interconnectedness of Earth's systems.In conclusion, the sea crust (海壳) is a fundamental component of our planet's geology and ecology. Its formation, dynamics, and influence on marine ecosystems and climate make it a critical area of study for scientists. By exploring the mysteries of the sea crust, we can gain valuable insights into the Earth's past, present, and future. Protecting our oceans and understanding their geology is essential for maintaining the health of our planet and ensuring a sustainable future for generations to come.

海洋是一个广阔而神秘的地方，充满了常常隐藏在其表面下的奇观。海洋最引人入胜的方面之一是其地质，特别是海壳的形成。海壳指的是地球岩石圈的最外层，位于海洋之下。这一层在地球的地质过程中发挥着至关重要的作用，对于理解我们星球的运作方式至关重要。海壳主要由玄武岩组成，这是一种深色火山岩，由熔融岩浆冷却形成。它通常比大陆壳薄，平均厚度约为5到10公里。这种薄度使得海壳更加动态，因为它通过海底扩张和俯冲等过程不断被创造和摧毁。海壳最显著的特征之一是中洋脊，它是贯穿世界海洋的连续山脉。在这里，构造板块相互分离，允许岩浆上升并创造新的地壳。这个过程不仅有助于新海洋地壳的形成，也在地球内部物质的循环中发挥着重要作用。随着海壳的扩展，它将较旧的地壳推离脊线，从而导致海盆的形成。此外，海壳是独特生态系统的家园，包括热液喷口和深海沟。这些环境生物多样性丰富，支持适应极端条件的生命形式。这些生态系统的研究揭示了海壳在维持海洋生命和影响全球生物地球化学循环中的重要性。理解海壳不仅对地质学家重要；它对气候科学也有影响。发生在海壳的过程与海洋和大气之间的相互作用可能影响天气模式和气候变化。例如，来自海底的二氧化碳释放可以影响全球温度，突显出地球系统之间的相互联系。总之，海壳是我们星球地质和生态的基本组成部分。它的形成、动态以及对海洋生态系统和气候的影响使其成为科学研究的关键领域。通过探索海壳的奥秘，我们可以获得关于地球过去、现在和未来的宝贵见解。保护我们的海洋并理解其地质对于维护我们星球的健康和确保可持续的未来至关重要。