average depth

简明释义

平均深度;

英英释义

例句

1.The average depth of the ocean is about 3,800 meters.

海洋的平均深度约为3800米。

2.To determine the fish population, researchers measured the average depth of the river.

为了确定鱼类数量，研究人员测量了河流的平均深度。

3.The swimming pool's average depth is 2 meters, which is perfect for diving.

游泳池的平均深度为2米，非常适合潜水。

4.The lake has an average depth of 15 meters, making it suitable for various water sports.

这个湖的平均深度为15米，适合进行各种水上运动。

5.In construction, knowing the average depth of the foundation is crucial for stability.

在建筑中，了解基础的平均深度对于稳定性至关重要。

作文

The ocean is one of the most fascinating and mysterious places on Earth. Covering more than 70% of our planet's surface, it plays a crucial role in regulating the climate and supporting a vast array of life forms. One important aspect of studying the ocean is understanding its physical characteristics, among which the average depth (平均深度) is particularly significant. The average depth (平均深度) of the ocean is approximately 12,080 feet, or about 3,682 meters. This measurement is not just a number; it represents the average distance from the ocean surface to the seabed across all the world's oceans. Understanding this depth is essential for various reasons, including marine biology, geology, and climate science.Marine biologists are particularly interested in the average depth (平均深度) because it affects the types of ecosystems that can thrive at different depths. For instance, sunlight penetrates only the upper layers of the ocean, typically up to around 200 meters. This means that most marine life exists within this photic zone, where photosynthesis can occur. As we move deeper into the ocean, past the average depth (平均深度), conditions change dramatically. The pressure increases, temperatures drop, and light diminishes, leading to unique adaptations in the organisms that inhabit these depths.Geologists also study the average depth (平均深度) of the ocean to better understand the Earth's geological processes. The ocean floor is home to various geological features, such as ridges, trenches, and seamounts, which can provide insights into tectonic activity and the history of our planet. By examining how these features relate to the average depth (平均深度), scientists can gain a clearer picture of how the Earth's crust has evolved over millions of years.Furthermore, climate scientists consider the average depth (平均深度) of the ocean when studying global climate patterns. The ocean acts as a massive heat reservoir, absorbing and storing heat from the sun. Changes in temperature at various depths can influence ocean currents and, consequently, weather patterns around the globe. By monitoring these changes, researchers can better predict climate variations and their potential impacts on ecosystems and human societies.In addition to its scientific significance, the average depth (平均深度) of the ocean also has practical implications for navigation and maritime activities. Ships and submarines must be aware of the depths they are traversing to avoid hazards and ensure safe passage. Accurate measurements of the average depth (平均深度) in various regions can help improve navigational charts and enhance safety at sea.In conclusion, the concept of average depth (平均深度) is a fundamental aspect of oceanography that has far-reaching implications across multiple disciplines. From supporting diverse marine ecosystems to informing our understanding of geological processes and climate dynamics, the average depth (平均深度) of the ocean is a key factor in understanding our planet. As we continue to explore and study the oceans, appreciating the significance of this measurement will help us protect and sustain these vital resources for future generations.