altostratus

简明释义

英[ˌæltəʊˈstrɑːtəs]美[æltoʊˈstreɪtəs]

n. [气象] 高层云

复 数 a l t o s t r a t i

英英释义

单词用法

同义词

反义词

例句

1.Patchy, highly textured cumulus clouds are present at lower altitudes, while grey altostratus clouds are stretched out by prevailing winds at higher altitudes.

片状、高质感的积云出现在低海拔的位置，而在高海拔，灰色的高层云被盛行的风所吹散。

2.Patchy, highly textured cumulus clouds are present at lower altitudes, while grey altostratus clouds are stretched out by prevailing winds at higher altitudes.

片状、高质感的积云出现在低海拔的位置，而在高海拔，灰色的高层云被盛行的风所吹散。

3.They are referred to as "alto" clouds and bear such names as altostratus, which are flat, or altocumulus (pictured), which are puffy.

它们被称作“阿尔图”(中音部——译注)云，包括平坦的高层云和肥胖的高积云(上图)。

4.The first clouds are thin, wispy cirrus, followed by sheets of cirrus and cirrostratus and altostratus.

最开始的云石薄而缥缈的卷云，紧接着是成片的卷层云和高层云。

5.The weather forecast indicates that we might see some altostratus clouds later today.

天气预报显示今天晚些时候可能会看到一些高层云。

6.Pilots often rely on the presence of altostratus to determine flight conditions.

飞行员通常依靠高层云的存在来判断飞行条件。

7.During our hike, we noticed the sky was covered with altostratus, signaling rain ahead.

在我们的徒步旅行中，我们注意到天空被高层云覆盖，预示着即将下雨。

8.The altostratus clouds were a sign that a warm front was approaching.

这些高层云是温暖锋面即将到来的迹象。

9.As the sun set, the altostratus created a beautiful backdrop for the evening.

随着太阳落下，高层云为夜晚创造了美丽的背景。

作文

The sky is a canvas that changes constantly, offering a spectacle of colors and formations. Among the various types of clouds that adorn our atmosphere, one that stands out is the altostratus. This type of cloud is often seen during the transitional phases of weather, particularly when a storm is approaching. Understanding the characteristics and significance of altostratus clouds can enhance our appreciation of meteorology and the natural world around us. Altostratus clouds are typically gray or blue-gray in color and cover the entire sky, creating a uniform appearance. They are formed at mid-level altitudes, usually between 6,500 and 20,000 feet. This positioning is crucial because it allows them to be thick enough to block out sunlight, resulting in a dim, overcast sky. The presence of altostratus clouds often indicates that rain is on the way, as they are commonly associated with the warm fronts of an impending storm. One of the fascinating aspects of altostratus clouds is their role in the water cycle. These clouds act as a reservoir for moisture, which eventually precipitates back to the earth in the form of rain or snow. When you see altostratus clouds, it is a signal that the atmosphere is saturated with water vapor, ready to release it in the coming hours or days. This process is vital for replenishing groundwater supplies and supporting ecosystems. In addition to their meteorological importance, altostratus clouds also have aesthetic value. They create a soft, diffused light that can enhance the beauty of the landscape below. Photographers and artists often seek out these clouds for their ability to provide a unique backdrop for their work. The gentle hues of altostratus can transform a mundane scene into something ethereal and captivating. Moreover, altostratus clouds can serve as a reminder of the dynamic nature of our planet's climate. As climate change continues to affect weather patterns globally, the frequency and characteristics of cloud formations like altostratus may also change. Observing these clouds can provide insight into broader environmental shifts, making them an important subject of study for meteorologists and climate scientists alike. In conclusion, the altostratus cloud is more than just a weather phenomenon; it is a crucial element of the Earth's atmospheric system. By understanding the formation, characteristics, and implications of altostratus clouds, we can gain a deeper appreciation for the complexity of our environment. Next time you look up at a sky filled with altostratus, take a moment to reflect on the beauty and science behind these remarkable clouds. They are not just a sign of impending rain but a vital part of the Earth’s ecosystem, influencing everything from weather patterns to natural beauty.

天空是一个不断变化的画布，提供了色彩和形状的奇观。在装点我们大气的各种云朵中，有一种特别引人注目的云，那就是altostratus云。这种类型的云通常在天气过渡阶段出现，特别是在暴风雨即将来临时。理解altostratus云的特征和意义可以增强我们对气象学和周围自然世界的欣赏。 Altostratus云通常呈灰色或蓝灰色，覆盖整个天空，形成均匀的外观。它们形成于中层高度，通常在6500到20000英尺之间。这种位置至关重要，因为它使得云层足够厚以阻挡阳光，从而导致天空变得阴暗。Altostratus云的存在通常表明降雨即将到来，因为它们通常与即将来临的风暴的暖锋相关联。 Altostratus云的一个迷人之处在于它们在水循环中的作用。这些云层充当水分的储存库，最终以雨水或雪的形式降回地球。当你看到altostratus云时，这是一种信号，表明大气中饱含水蒸气，准备在接下来的几个小时或几天内释放出来。这一过程对于补充地下水资源和支持生态系统至关重要。 除了气象学的重要性外，altostratus云也具有美学价值。它们创造出柔和、漫射的光线，可以增强下面景观的美感。摄影师和艺术家经常寻找这些云层，因为它们能够为他们的作品提供独特的背景。Altostratus的柔和色调可以将平凡的场景转变为超凡脱俗、引人入胜的画面。 此外，altostratus云还可以提醒我们地球气候的动态性质。随着气候变化继续影响全球的天气模式，像altostratus这样的云层的频率和特征也可能发生变化。观察这些云层可以提供对更广泛环境变化的洞察，使其成为气象学家和气候科学家研究的重要对象。 总之，altostratus云不仅仅是一种天气现象；它是地球大气系统的一个关键元素。通过理解altostratus云的形成、特征和影响，我们可以更深入地欣赏我们环境的复杂性。下次当你仰望满天altostratus云时，花一点时间反思这些非凡云朵背后的美丽与科学。它们不仅是降雨即将来临的迹象，更是地球生态系统的重要组成部分，影响着天气模式和自然美景。