stratus cloud

简明释义

层云

英英释义

例句

1.On chilly mornings, you might notice a blanket of stratus cloud 层云 hovering over the valley.

在寒冷的早晨，你可能会注意到一层层云悬浮在山谷上空。

2.Pilots often check for stratus cloud 层云 formations, as they can affect visibility during takeoff.

飞行员经常检查层云的形成，因为它们可能影响起飞时的能见度。

3.The weather forecast predicts a day filled with stratus cloud 层云, leading to a gray and overcast sky.

天气预报预测今天将充满层云，导致天空阴沉。

4.During winter, stratus cloud 层云 often brings light drizzle and damp conditions.

在冬季，层云通常带来小雨和潮湿的天气。

5.The stratus cloud 层云 created a perfect backdrop for the autumn landscape photography.

这层云为秋季风景摄影创造了完美的背景。

作文

The sky can exhibit a variety of cloud types, each with its own unique characteristics and implications for weather. One of the most common types of clouds is the stratus cloud, which often appears as a uniform gray blanket covering the sky. These clouds are typically low-lying and can extend over large areas, creating a gloomy atmosphere. Understanding stratus clouds is essential for both meteorologists and everyday people who want to anticipate weather changes.Stratus clouds are formed when warm, moist air rises and cools, causing the water vapor to condense into tiny droplets. This process usually occurs in stable atmospheric conditions where there is little vertical movement of air. As a result, stratus clouds are often associated with overcast skies and can lead to light precipitation, such as drizzle or mist. Unlike cumulus clouds, which are fluffy and indicate fair weather, stratus clouds signify that the weather is likely to remain dull and dreary.These clouds can be particularly prevalent during certain seasons, especially in fall and winter when cooler temperatures prevail. In many regions, they can also signal the approach of a warm front. When a warm front moves in, it brings moist air that can lead to the formation of stratus clouds. This transition can result in extended periods of cloudy weather, often leaving people feeling a bit down due to the lack of sunlight.In addition to their impact on mood, stratus clouds play a significant role in the ecosystem. They can help regulate temperatures by trapping heat near the Earth's surface. However, prolonged periods of stratus cloud cover can also inhibit photosynthesis in plants, affecting agricultural productivity. Farmers often keep a close eye on cloud formations, including stratus clouds, to make informed decisions about planting and harvesting.For aviation, stratus clouds present unique challenges. Pilots must navigate through or around these low-hanging clouds, which can reduce visibility significantly. Instrument flying becomes crucial in such conditions, as visual references may be obscured. Meteorologists use satellite imagery and weather radar to track the movement and development of stratus clouds, providing valuable information to pilots and air traffic controllers.In conclusion, stratus clouds are an important aspect of our weather system. Their formation, characteristics, and effects on both the environment and human activities highlight the complexity of meteorology. By understanding these clouds better, we can prepare for the weather they bring, whether it be light rain or simply a day devoid of sunshine. The next time you look up at a gray sky, remember the role that stratus clouds play in shaping our daily weather and the broader climate patterns that affect our planet.

天空可以展现出多种类型的云，每种云都有其独特的特征和对天气的影响。其中一种最常见的云是层云，它通常呈现为覆盖天空的均匀灰色毯子。这些云通常位于低空，并且可以延伸到大面积，营造出阴沉的氛围。理解层云对于气象学家和想要预测天气变化的普通人来说都是至关重要的。层云是在温暖潮湿的空气上升并冷却时形成的，这导致水蒸气凝结成微小的水滴。这个过程通常发生在稳定的大气条件下，在这种情况下，空气的垂直运动很小。因此，层云通常与阴天相关，并且可能导致轻微降水，例如细雨或雾气。与蓬松的积云不同，积云通常指示良好的天气，层云则表明天气可能保持阴沉和乏味。这些云在某些季节特别普遍，尤其是在秋冬季节，当气温较低时。在许多地区，它们也可能预示着暖锋的到来。当暖锋移动时，会带来潮湿的空气，可能导致层云的形成。这种过渡可能导致延长的阴云天气，常常让人感到有些沮丧，因为缺乏阳光。除了对情绪的影响，层云还在生态系统中发挥着重要作用。它们可以通过在地球表面附近捕获热量来帮助调节温度。然而，持续的层云覆盖也会抑制植物的光合作用，影响农业生产力。农民通常密切关注包括层云在内的云层变化，以便做出关于种植和收获的明智决策。对于航空业来说，层云带来了独特的挑战。飞行员必须通过或绕过这些低悬的云，这可能会显著降低能见度。在这种情况下，仪表飞行变得至关重要，因为视觉参考可能会被遮挡。气象学家使用卫星图像和天气雷达来跟踪层云的运动和发展，为飞行员和空中交通管制员提供宝贵的信息。总之，层云是我们天气系统的重要组成部分。它们的形成、特征以及对环境和人类活动的影响突显了气象学的复杂性。通过更好地理解这些云，我们可以为它们带来的天气做好准备，无论是细雨还是仅仅是没有阳光的一天。下次你仰望灰色的天空时，请记住层云在塑造我们日常天气和影响我们星球的更广泛气候模式中所扮演的角色。