nacreous clouds

简明释义

贝母云

英英释义

例句

1.Many sailors have reported sightings of nacreous clouds 珍珠云 during calm weather.

许多水手在平静的天气中报告见到过珍珠云 nacreous clouds。

2.As the sun rose, the sky was painted with nacreous clouds 珍珠云, creating a breathtaking view.

当太阳升起时，天空被珍珠云 nacreous clouds 装点得如梦似幻。

3.During our hike, we were fortunate enough to see the stunning nacreous clouds 珍珠云 forming at sunset.

在我们的远足中，我们有幸看到美丽的珍珠云 nacreous clouds 在日落时分形成。

4.Photographers love capturing the beauty of nacreous clouds 珍珠云 during the winter months.

摄影师喜欢在冬季捕捉珍珠云 nacreous clouds 的美丽。

5.The nacreous clouds 珍珠云 are often mistaken for ordinary clouds, but their iridescent colors make them unique.

人们常常把珍珠云 nacreous clouds 误认为是普通云，但它们的彩虹色使其独一无二。

作文

Nacreous clouds, also known as mother-of-pearl clouds, are a rare and beautiful atmospheric phenomenon that occurs in the polar regions during the winter months. These clouds are characterized by their iridescent colors, which can range from soft pastels to vibrant hues, creating a stunning display against the backdrop of the sky. The formation of nacreous clouds (珍珠云) is a result of specific atmospheric conditions, where the temperature drops significantly, allowing for the presence of polar stratospheric clouds. These clouds are composed of tiny ice crystals that refract sunlight, producing the mesmerizing colors that make them so enchanting.The sight of nacreous clouds (珍珠云) can be a magical experience for those fortunate enough to witness them. They typically appear during twilight, when the sun is just below the horizon, casting its light at an angle that illuminates the ice crystals within the clouds. This phenomenon is not only visually striking but also scientifically significant, as it plays a role in the depletion of ozone in the stratosphere. The ice crystals in nacreous clouds (珍珠云) provide a surface for chemical reactions that lead to the breakdown of ozone molecules, contributing to the thinning of the ozone layer in these regions.In recent years, the occurrence of nacreous clouds (珍珠云) has been observed more frequently due to changes in climate patterns. As global temperatures rise, the stratosphere may become cooler, leading to an increase in the formation of these clouds. This shift not only affects the visual landscape but also raises concerns about the implications for our atmosphere and climate. The beauty of nacreous clouds (珍珠云) serves as a reminder of the delicate balance of our environment and the impact of human activity on natural phenomena.Photographers and nature enthusiasts often seek out opportunities to capture the ethereal beauty of nacreous clouds (珍珠云). The interplay of light and color creates breathtaking images that can inspire awe and wonder. Many people describe seeing nacreous clouds (珍珠云) as a once-in-a-lifetime experience, as they are not commonly seen outside of the polar regions. For those who venture to these areas, witnessing the vibrant display of colors can evoke a sense of connection to nature and the larger universe.In conclusion, nacreous clouds (珍珠云) are a fascinating and beautiful aspect of our atmosphere that highlights the wonders of nature. Their unique formation and striking appearance serve as a reminder of the intricate processes that occur in our environment. As we continue to study and understand these clouds, we gain insight into the health of our planet and the importance of preserving its delicate balance. Whether viewed from afar or experienced up close, the allure of nacreous clouds (珍珠云) will undoubtedly continue to captivate and inspire future generations.

珍珠云，也被称为母贝云，是一种罕见而美丽的大气现象，发生在极地地区的冬季。这些云的特点是它们的彩虹色彩，从柔和的粉彩到鲜艳的色调不等，在天空的背景下创造出惊人的展示。珍珠云的形成是由于特定的大气条件，温度显著下降，使极地平流层云的存在成为可能。这些云由微小的冰晶组成，折射阳光，产生迷人的颜色，使它们如此迷人。目睹珍珠云的景象对那些有幸见到它们的人来说是一种神奇的体验。它们通常在黄昏时出现，当太阳刚好位于地平线下，以一个角度照亮云中的冰晶。这一现象不仅在视觉上引人注目，而且在科学上也具有重要意义，因为它在平流层臭氧的减少中发挥了作用。珍珠云中的冰晶为化学反应提供了表面，这些反应导致臭氧分子的分解，促成了这些地区臭氧层的变薄。近年来，由于气候模式的变化，珍珠云的出现频率有所增加。随着全球气温的上升，平流层可能会变得更冷，从而导致这些云的形成增加。这种变化不仅影响视觉景观，还引发了人们对其对我们大气和气候影响的担忧。珍珠云的美丽提醒我们环境的微妙平衡以及人类活动对自然现象的影响。摄影师和自然爱好者通常会寻找机会捕捉珍珠云的空灵之美。光与色彩的相互作用创造出令人叹为观止的图像，可以激发敬畏和惊奇。许多人形容看到珍珠云是一次终生难忘的经历，因为在极地地区之外并不常见。对于那些前往这些地区的人来说，目睹色彩的生动展示可以唤起与自然和更大宇宙的联系感。总之，珍珠云是我们大气中一个迷人而美丽的方面，突显了自然的奇观。它们独特的形成和引人注目的外观提醒我们环境中发生的复杂过程。随着我们继续研究和理解这些云，我们获得了对我们星球健康的洞察，以及保护其微妙平衡的重要性。无论是远观还是近距离体验，珍珠云的魅力无疑将继续吸引和启发未来的世代。