air parcel

简明释义

气块航空包裹

英英释义

例句

1.The concept of an air parcel 气团 is crucial for understanding convection currents in the atmosphere.

理解大气中的对流电流时，air parcel 气团的概念至关重要。

2.The meteorologist explained how an air parcel 气团 can rise and cool as it ascends in the atmosphere.

气象学家解释了一个air parcel 气团在大气中上升时如何升高和降温。

3.An air parcel 气团 that is heated from below will expand and become less dense.

一个从下面加热的air parcel 气团会膨胀并变得密度更小。

4.When studying weather patterns, scientists often track the movement of an air parcel 气团 to predict storms.

在研究天气模式时，科学家们常常追踪一个air parcel 气团的运动以预测风暴。

5.To demonstrate the effect of temperature on pressure, the teacher used a model of an air parcel 气团.

为了演示温度对压力的影响，老师使用了一个air parcel 气团的模型。

作文

In the field of meteorology, the concept of an air parcel is fundamental to understanding atmospheric processes. An air parcel can be defined as a hypothetical volume of air that moves through the atmosphere. This concept allows meteorologists to analyze how air behaves under various conditions, such as temperature changes, humidity levels, and pressure variations. By studying an air parcel, scientists can predict weather patterns and phenomena such as storms, clouds, and precipitation.When we consider an air parcel, it is essential to note that it is not a physical entity but rather a theoretical construct. This means that while we cannot see an air parcel with our eyes, we can understand its properties and behavior through mathematical models and equations. For instance, when an air parcel rises in the atmosphere, it expands due to lower pressure at higher altitudes. This expansion causes the air parcel to cool, leading to potential condensation of water vapor and the formation of clouds.The movement of an air parcel is influenced by several factors, including wind patterns, temperature gradients, and geographical features. Meteorologists often use the concept of an air parcel to explain the development of specific weather events. For example, when warm, moist air parcels rise and cool, they can lead to thunderstorms. Conversely, cold air parcels descending can create clear skies and stable weather conditions.Understanding the dynamics of an air parcel is crucial for weather forecasting. By tracking the movement and transformation of these air parcels, meteorologists can provide accurate predictions about upcoming weather conditions. This knowledge is vital for various sectors, including agriculture, aviation, and disaster management.Moreover, the concept of an air parcel extends beyond just local weather patterns. It plays a significant role in global climate systems. For instance, large-scale movements of air parcels can influence ocean currents and, subsequently, global climate patterns. This interconnectedness highlights the importance of studying air parcels to understand climate change and its effects on our planet.In conclusion, the study of an air parcel is essential for comprehending the complexities of our atmosphere. By analyzing how these hypothetical volumes of air interact with their environment, meteorologists can gain insights into weather phenomena and climate trends. Whether it's predicting a storm or understanding the impact of climate change, the concept of an air parcel remains a cornerstone of atmospheric science. As we continue to advance our understanding of meteorology, the significance of air parcels will undoubtedly grow, leading to better forecasting and preparedness for future weather events.

在气象学领域，‘air parcel’的概念对于理解大气过程至关重要。‘air parcel’可以定义为一个假设的空气体积，它在大气中移动。这个概念使气象学家能够分析空气在不同条件下的行为，例如温度变化、湿度水平和压力变化。通过研究‘air parcel’，科学家可以预测天气模式和现象，如风暴、云和降水。当我们考虑‘air parcel’时，必须注意的是，它不是一个物理实体，而是一个理论构造。这意味着虽然我们无法用眼睛看到‘air parcel’，但我们可以通过数学模型和方程理解它的属性和行为。例如，当‘air parcel’在大气中上升时，由于高海拔地区的低压，它会膨胀。这种膨胀使得‘air parcel’冷却，可能导致水蒸气的凝结和云的形成。‘air parcel’的运动受多种因素的影响，包括风模式、温度梯度和地理特征。气象学家常常使用‘air parcel’的概念来解释特定天气事件的发展。例如，当温暖潮湿的‘air parcels’上升并冷却时，它们可能会导致雷暴。相反，下降的冷‘air parcels’可以产生晴朗的天空和稳定的天气条件。理解‘air parcel’的动态对天气预报至关重要。通过跟踪这些‘air parcels’的运动和变化，气象学家可以提供关于即将到来的天气条件的准确预测。这一知识对于农业、航空和灾害管理等各个领域都是至关重要的。此外，‘air parcel’的概念不仅限于局部天气模式。它在全球气候系统中也发挥着重要作用。例如，大规模的‘air parcels’运动可以影响海洋洋流，进而影响全球气候模式。这种相互联系突显了研究‘air parcels’以理解气候变化及其对我们星球影响的重要性。总之，研究‘air parcel’对理解我们大气的复杂性至关重要。通过分析这些假设的空气体积如何与其环境相互作用，气象学家可以深入了解天气现象和气候趋势。无论是预测风暴还是理解气候变化的影响，‘air parcel’的概念始终是大气科学的基石。随着我们不断推进对气象学的理解，‘air parcels’的重要性无疑会增加，从而更好地预测和应对未来的天气事件。