celestial refraction

简明释义

天文蒙气差

英英释义

例句

1.The bright colors of a sunset can be attributed to celestial refraction (天体折射), which bends light in the atmosphere.

日落时明亮的颜色可以归因于天体折射(天体折射)，它使光在大气中弯曲。

2.The phenomenon of sunrise is significantly affected by celestial refraction (天体折射), causing the sun to appear above the horizon before it actually rises.

日出的现象受到天体折射(天体折射)的显著影响，使得太阳在实际升起之前就出现在地平线上。

3.Astronomers must account for celestial refraction (天体折射) when observing stars near the horizon.

天文学家在观察靠近地平线的星星时，必须考虑到天体折射(天体折射)。

4.During a lunar eclipse, celestial refraction (天体折射) can cause the moon to appear red.

在月食期间，天体折射(天体折射)可能导致月球呈现红色。

5.Navigators use celestial refraction (天体折射) to correct their bearings when using the stars for navigation.

航海者在使用星星导航时，利用天体折射(天体折射)来修正他们的航向。

作文

Celestial phenomena have always fascinated humanity, offering a glimpse into the vastness of the universe. One such phenomenon is celestial refraction, which plays a significant role in how we perceive celestial bodies. Celestial refraction refers to the bending of light as it passes through different layers of the Earth's atmosphere. This bending can cause stars and planets to appear higher in the sky than they actually are, creating an optical illusion that has intrigued astronomers and stargazers alike.The atmosphere is composed of various layers, each with different temperatures and densities. When light from a celestial object enters the atmosphere, it travels through these layers, causing its path to bend. This bending effect is more pronounced when the celestial object is near the horizon. For instance, when we observe the sun setting or rising, we often see it slightly above the horizon even though its actual position is below it. This is due to celestial refraction, which allows us to witness the sun's light before it has fully emerged or after it has dipped below the horizon.Understanding celestial refraction is crucial for astronomers who rely on precise measurements of celestial objects. The phenomenon can lead to discrepancies in the observed positions of stars and planets. Therefore, astronomers must account for this refraction when making calculations and observations. This is particularly important for navigation and for understanding the movements of celestial bodies in relation to Earth.In addition to its importance in astronomy, celestial refraction also has practical implications for our daily lives. For example, it affects how we perceive the moon during its rise and set. The moon often appears larger and more distorted when it is near the horizon, a result of celestial refraction combined with atmospheric effects. This phenomenon has inspired countless myths and artistic interpretations throughout history, as people have marveled at the beauty of the night sky.Moreover, celestial refraction is not limited to just the sun and the moon; it also affects the visibility of stars and planets. When observing the night sky, one might notice that some stars twinkle more than others. This twinkling is partly due to celestial refraction, as the light from these stars passes through varying atmospheric conditions, causing fluctuations in brightness and color.In conclusion, celestial refraction is a captivating natural phenomenon that enhances our understanding of the universe. It influences how we perceive celestial bodies and is essential for accurate astronomical observations. Whether we are gazing at a sunset, admiring the full moon, or simply stargazing on a clear night, celestial refraction enriches our experience of the cosmos. As we continue to explore the mysteries of the universe, the study of celestial refraction will remain an integral part of our journey, reminding us of the intricate interplay between light and the atmosphere that shapes our view of the heavens.

天体现象一直吸引着人类，提供了一个窥视宇宙广阔的窗口。其中一个现象是天体折射，它在我们如何感知天体方面起着重要作用。天体折射是指光线在通过地球大气的不同层时发生弯曲的现象。这种弯曲可能导致星星和行星看起来比实际位置高，从而产生了一种光学错觉，这让天文学家和观星者都感到好奇。大气由不同的层组成，每一层的温度和密度各不相同。当来自天体的光线进入大气时，它会穿过这些层，导致其路径弯曲。当天体靠近地平线时，这种弯曲效应更加明显。例如，当我们观察太阳落下或升起时，我们常常会看到它略高于地平线，即使它的实际位置在地平线以下。这是由于天体折射，它让我们在太阳完全升起或完全落下之前就能看到阳光。理解天体折射对依赖精确测量天体的天文学家来说至关重要。这种现象可能导致我们观察到的星星和行星的位置出现偏差。因此，天文学家在进行计算和观察时必须考虑这种折射。这对于导航以及理解天体与地球之间的运动尤其重要。除了在天文学中的重要性外，天体折射还对我们的日常生活有实际影响。例如，它影响我们在月亮升起和落下时的感知。当月亮靠近地平线时，它通常看起来更大且更扭曲，这是一种由于天体折射与大气效应结合造成的现象。这个现象激发了无数神话和艺术表现，历史上人们对夜空的美丽感到惊叹。此外，天体折射不仅限于太阳和月亮；它还影响星星和行星的可见性。当观察夜空时，人们可能会注意到某些星星比其他星星闪烁得更厉害。这种闪烁部分是由于天体折射，因为这些星星的光线通过不同的大气条件，导致亮度和颜色的波动。总之，天体折射是一个迷人的自然现象，丰富了我们对宇宙的理解。它影响我们对天体的感知，并对准确的天文观察至关重要。无论我们是在欣赏日落、欣赏满月，还是在晴朗的夜晚仰望星空，天体折射都丰富了我们对宇宙的体验。随着我们继续探索宇宙的奥秘，研究天体折射将始终是我们旅程的重要组成部分，提醒我们光与大气之间复杂的相互作用塑造了我们对天空的看法。