pressure trough

简明释义

气压槽

英英释义

例句

1.A pressure trough can lead to significant weather changes, including increased rainfall.

气压槽可能导致显著的天气变化，包括降雨量增加。

2.The formation of a pressure trough is often associated with low-pressure systems.

气压槽的形成通常与低压系统有关。

3.When a pressure trough passes through an area, temperatures may drop suddenly.

当气压槽经过一个地区时，温度可能会突然下降。

4.Forecasters use satellite imagery to track pressure troughs in the atmosphere.

预报员利用卫星图像跟踪大气中的气压槽。

5.Meteorologists often analyze the movement of a pressure trough to predict storm patterns.

气象学家常常分析气压槽的移动以预测风暴模式。

作文

In the realm of meteorology, understanding various atmospheric phenomena is crucial for predicting weather patterns. One such phenomenon is the pressure trough, which plays a significant role in shaping weather conditions. A pressure trough can be defined as an elongated area of relatively low atmospheric pressure, often associated with stormy weather and precipitation. These troughs are important for meteorologists as they indicate where air masses converge and diverge, leading to changes in weather. The formation of a pressure trough typically occurs when there is a significant difference in temperature between two air masses. For instance, when warm, moist air from the tropics meets cooler, denser air from polar regions, the contrast can create instability in the atmosphere. This instability often leads to the development of low-pressure systems, where the pressure trough forms. As the warm air rises, it cools and condenses, resulting in cloud formation and, frequently, precipitation. One of the most common types of pressure trough is the mid-latitude trough, which can be found in temperate regions. These troughs are often linked to the jet stream, a fast-flowing ribbon of air high in the atmosphere that influences weather patterns. When a pressure trough is situated near the jet stream, it can enhance the development of storms, leading to severe weather events such as thunderstorms, heavy rainfall, or even tornadoes. In addition to causing stormy weather, pressure troughs can also lead to significant temperature changes. As the trough moves through an area, it can bring about a sudden drop in temperature followed by a warming trend as the trough passes. This fluctuation can have profound effects on local ecosystems, agriculture, and even human activities. For example, farmers must be aware of approaching pressure troughs to protect their crops from unexpected frost or heavy rain. Furthermore, the study of pressure troughs is essential for climate scientists who are researching long-term weather patterns and climate change. By analyzing how these troughs behave over time, scientists can gain insights into the changing dynamics of our atmosphere and predict future weather trends. Understanding pressure troughs can also aid in disaster preparedness, as communities can better prepare for potential storms or extreme weather events. In conclusion, the concept of a pressure trough is vital in the field of meteorology. It not only helps in understanding short-term weather patterns but also contributes to the broader knowledge of atmospheric science. As we continue to study the intricacies of our planet's weather systems, the role of pressure troughs will remain a key focus for researchers and meteorologists alike. By comprehending this phenomenon, we can improve our ability to predict and respond to the ever-changing nature of our climate.

在气象学领域，理解各种大气现象对于预测天气模式至关重要。其中一种现象是气压槽，它在塑造天气条件方面发挥着重要作用。气压槽可以定义为一个相对低气压的延伸区域，通常与暴风雨和降水相关联。这些槽对于气象学家来说非常重要，因为它们指示空气团汇聚和发散的地方，从而导致天气变化。气压槽的形成通常发生在两个空气团之间存在显著温度差异时。例如，当来自热带的温暖潮湿空气与来自极地的较冷、较密的空气相遇时，这种对比可能会造成大气的不稳定性。这种不稳定性通常导致低气压系统的发展，在这里形成气压槽。随着暖空气上升，它会冷却并凝结，导致云层形成，并且通常伴随降水。最常见的气压槽类型之一是中纬度槽，通常出现在温带地区。这些槽通常与喷流相关，喷流是高空中快速流动的气流，影响天气模式。当气压槽位于喷流附近时，它可以增强风暴的发展，导致严重的天气事件，例如雷暴、大量降雨甚至龙卷风。除了导致暴风雨天气外，气压槽还可以导致显著的温度变化。当槽通过某个地区时，它可以带来突然的降温，随后又是温暖的趋势，随着槽的经过。这种波动对当地生态系统、农业甚至人类活动都有深远的影响。例如，农民必须注意即将到来的气压槽，以保护他们的作物免受突如其来的霜冻或大雨。此外，研究气压槽对于研究气候科学家研究长期天气模式和气候变化也至关重要。通过分析这些槽随时间的行为，科学家可以获得对我们大气变化动态的洞察，并预测未来的天气趋势。理解气压槽也可以帮助灾害准备，因为社区可以更好地为潜在的风暴或极端天气事件做好准备。总之，气压槽的概念在气象学领域至关重要。它不仅有助于理解短期天气模式，还对大气科学的更广泛知识做出了贡献。随着我们继续研究地球天气系统的复杂性，气压槽的作用将仍然是研究人员和气象学家的重点。通过理解这一现象，我们可以提高预测和应对气候不断变化的能力。