mesopause

简明释义

英[ˈmezəʊpɔːz]美[ˈmezopɔz]

n. 中气层顶

英英释义

单词用法

同义词

反义词

例句

1.The rocket experimental data indicated that the layered dusty plasma structure has a sharp boundary in the summer polar mesopause.

火箭探空实验观测结果显示，极区夏季中层顶尘埃等离子体分层中存在着稳定的锐边界结构。

2.Airglow measurement is an important method of studing the dynamic processesin the mesopause region.

气晖观测是研究中层顶区动力过程的重要方法。

3.The rocket experimental data indicated that the layered dusty plasma structure has a sharp boundary in the summer polar mesopause.

火箭探空实验观测结果显示，极区夏季中层顶尘埃等离子体分层中存在着稳定的锐边界结构。

4.Meteorologists monitor the mesopause 中层顶 for signs of climate change.

气象学家监测中层顶 mesopause以寻找气候变化的迹象。

5.Scientists study the mesopause 中层顶 to understand its effects on atmospheric waves.

科学家研究中层顶 mesopause以了解其对大气波的影响。

6.The temperature begins to rise again at the mesopause 中层顶, marking the transition to the thermosphere.

在中层顶 mesopause，温度开始再次上升，标志着向热层的过渡。

7.The mesopause 中层顶 is crucial for understanding the dynamics of the stratosphere.

理解平流层的动态时，中层顶 mesopause至关重要。

8.At around 85 kilometers above sea level, you can find the mesopause 中层顶 where the atmosphere starts to behave differently.

在海平面以上约85公里处，可以找到中层顶 mesopause，在那里大气开始表现出不同的特性。

作文

The Earth's atmosphere is a complex and layered structure that plays a crucial role in supporting life as we know it. It is divided into several distinct layers, each with its own characteristics and functions. One of the most important transitions within these layers occurs at the point known as the mesopause, which serves as the boundary between the mesosphere and the thermosphere. Understanding the mesopause is essential for comprehending atmospheric science and its implications for our planet's climate and weather patterns.The mesopause is located approximately 85 kilometers above the Earth's surface. This region is characterized by a significant drop in temperature, reaching its coldest point in the entire atmosphere. At the mesopause, temperatures can plummet to around -90 degrees Celsius. This drastic temperature change marks a critical transition from the relatively cooler mesosphere below to the much warmer thermosphere above. The mesopause is not only a temperature boundary but also a zone where various atmospheric phenomena occur, including the formation of noctilucent clouds and the presence of meteor trails.One of the fascinating aspects of the mesopause is its role in the dynamics of atmospheric circulation. The temperature inversion at this altitude influences the movement of air masses and contributes to the overall stability of the atmosphere. Above the mesopause, the thermosphere experiences an increase in temperature due to the absorption of solar radiation. This heating effect leads to the ionization of gases, creating the ionosphere, which is crucial for radio communication and satellite operations.Moreover, the mesopause plays a vital role in the interaction between the atmosphere and outer space. It acts as a barrier that separates the lower layers of the atmosphere from the upper layers, where satellites and other spacecraft operate. Understanding the characteristics of the mesopause is essential for scientists studying atmospheric reentry, as spacecraft must navigate this region when returning to Earth. The conditions at the mesopause can significantly impact the trajectory and safety of reentry missions.In recent years, researchers have become increasingly interested in the mesopause due to its potential connection to climate change. As global temperatures rise, there may be alterations in the temperature and composition of the mesopause. Changes in this region could have cascading effects on weather patterns and climate systems, making it a critical area for ongoing research. Scientists utilize various tools, including satellites and ground-based observations, to monitor changes in the mesopause and its implications for the Earth's atmosphere.In conclusion, the mesopause is a significant layer within the Earth's atmosphere, serving as a boundary between the mesosphere and thermosphere. Its unique characteristics, including extreme temperatures and its role in atmospheric dynamics, make it a subject of great interest in atmospheric science. As we continue to explore the complexities of our atmosphere, understanding the mesopause will be essential for addressing challenges related to climate change and ensuring the safety of space exploration. The study of the mesopause not only deepens our knowledge of the atmosphere but also emphasizes the interconnectedness of various atmospheric layers and their impact on life on Earth.

地球的大气层是一个复杂而分层的结构，在支持我们所知的生命中发挥着至关重要的作用。它被分为几个不同的层次，每个层次都有其独特的特征和功能。在这些层次中，一个重要的过渡发生在被称为中间层顶的点上，它作为中间层和热层之间的边界。理解中间层顶对于理解大气科学及其对我们星球气候和天气模式的影响至关重要。中间层顶位于离地表约85公里的地方。这个区域的特点是温度显著下降，达到整个大气层中最冷的点。在中间层顶，温度可以降到约-90摄氏度。这种剧烈的温度变化标志着从下面相对较冷的中间层到上面温暖的热层的关键过渡。中间层顶不仅是一个温度边界，也是各种大气现象发生的区域，包括夜光云的形成和流星轨迹的存在。中间层顶的一个迷人方面是它在大气环流动态中的作用。在这个高度的温度反转影响着气团的运动，并有助于大气的整体稳定性。在中间层顶上方，热层由于吸收太阳辐射而经历温度升高。这种加热效应导致气体的电离，形成电离层，这对无线电通信和卫星操作至关重要。此外，中间层顶在大气与外层空间之间的相互作用中也发挥着重要作用。它充当将大气的下层与上层隔开的屏障，上层是卫星和其他航天器的运行区域。理解中间层顶的特征对于研究大气再入至关重要，因为航天器在返回地球时必须穿越这一地区。中间层顶的条件可能显著影响再入任务的轨迹和安全性。近年来，研究人员对中间层顶的兴趣日益增加，因为它可能与气候变化有关。随着全球气温上升，中间层顶的温度和成分可能会发生变化。这一区域的变化可能对天气模式和气候系统产生连锁反应，使其成为持续研究的关键领域。科学家利用各种工具，包括卫星和地面观测，来监测中间层顶的变化及其对地球大气的影响。总之，中间层顶是地球大气层内一个重要的层次，作为中间层和热层之间的边界。其独特的特征，包括极端温度和在大气动态中的作用，使其成为大气科学中备受关注的主题。随着我们继续探索大气的复杂性，理解中间层顶对于应对气候变化相关挑战和确保太空探索的安全至关重要。对中间层顶的研究不仅深化了我们对大气的认识，还强调了各个大气层之间的相互联系及其对地球生命的影响。