sun dog

简明释义

假日

英英释义

例句

1.While hiking in the mountains, I spotted a beautiful sun dog.

在山中徒步旅行时，我看到了一个美丽的日晕。

2.The bright sun dog was a stunning sight against the blue sky.

明亮的日晕在蓝天的映衬下格外壮观。

3.Seeing a sun dog can mean that the weather is about to change.

看到日晕可能意味着天气即将变化。

4.The meteorologist explained that a sun dog occurs when sunlight refracts through ice crystals in the atmosphere.

气象学家解释说，日晕是在阳光通过大气中的冰晶折射时发生的现象。

5.I took a photo of the sun dog during the winter sunset.

我在冬季日落时拍下了日晕的照片。

作文

The phenomenon of the sun dog is a fascinating aspect of atmospheric optics that often captivates those who are lucky enough to witness it. A sun dog, also known as a parhelion, occurs when sunlight refracts through ice crystals suspended in the atmosphere, typically in cirrus or cirrostratus clouds. This optical effect creates bright spots on either side of the sun, which can appear as halos or luminous patches. The beauty of a sun dog is not just in its appearance but also in the science behind it, making it a perfect blend of nature's artistry and physics.Many people may not be familiar with the term sun dog, yet they have likely seen one without realizing it. These bright spots can appear when the sun is low on the horizon, particularly during cold weather when ice crystals are more prevalent in the atmosphere. The angles at which the light refracts create the distinct visual effect of the sun dog. Typically, these bright spots are located approximately 22 degrees from the sun, hence the name '22-degree halo' that is often used to describe this phenomenon.Witnessing a sun dog can be a magical experience. Many people report feelings of awe and wonder when they see these radiant displays in the sky. For photographers and nature enthusiasts, a sun dog presents an excellent opportunity to capture stunning images. The contrast between the bright spots and the blue sky creates a breathtaking scene that can be quite mesmerizing.In addition to their aesthetic appeal, sun dogs also hold significance in various cultures and folklore. In some traditions, they are seen as omens or messages from the heavens. Native American tribes, for instance, often viewed sun dogs as symbols of good fortune or spiritual guidance. This cultural aspect adds another layer of depth to the phenomenon, reminding us that our natural world is intertwined with human beliefs and stories.From a scientific perspective, studying sun dogs can provide valuable insights into atmospheric conditions. Meteorologists and climatologists use the appearance of sun dogs as indicators of temperature changes and weather patterns. The presence of ice crystals in the atmosphere suggests specific climatic conditions, which can help predict upcoming weather events. Thus, sun dogs serve not only as beautiful spectacles but also as important tools for understanding our environment.In conclusion, the sun dog is a remarkable example of how nature can create stunning visual phenomena through simple yet complex processes. It embodies the intersection of art and science, captivating observers and inspiring stories across cultures. Whether you are an avid skywatcher, a photographer, or simply someone who appreciates the beauty of the world around you, taking a moment to observe a sun dog can enrich your experience of nature. So next time you find yourself outdoors on a clear day, keep an eye out for this extraordinary atmospheric phenomenon; you might just be lucky enough to witness the enchanting glow of a sun dog.

“太阳狗”现象是大气光学中一个迷人的方面，常常吸引那些有幸目睹它的人。太阳狗，也称为副日，是当阳光通过悬浮在大气中的冰晶折射时发生的，通常是在卷云或卷层云中。这种光学效应在太阳两侧产生明亮的光点，看起来像光环或发光的斑块。太阳狗的美丽不仅在于它的外观，还在于其背后的科学，使其成为自然艺术和物理学的完美结合。许多人可能不熟悉“太阳狗”这个术语，但他们可能在不知情的情况下见过它。当太阳位于地平线较低的位置时，特别是在寒冷的天气中，当大气中的冰晶更为普遍时，这些明亮的光点就会出现。光线折射的角度创造了太阳狗的独特视觉效果。通常，这些明亮的光点位于离太阳约22度的位置，因此通常使用“22度光环”来描述这一现象。目睹一只太阳狗可能是一次神奇的经历。许多人在看到这些天空中的光辉展示时报告感到敬畏和惊奇。对于摄影师和自然爱好者来说，太阳狗提供了一个绝佳的机会来捕捉惊艳的影像。明亮的光点与蓝天之间的对比创造出一个令人叹为观止的场景，可能会让人着迷。除了它们的美学吸引力之外，太阳狗在各种文化和民间传说中也具有重要意义。在一些传统中，它们被视为来自天堂的预兆或信息。例如，一些美洲土著部落往往将太阳狗视为好运或精神指引的象征。这种文化方面为这一现象增添了另一层深度，提醒我们自然世界与人类信仰和故事交织在一起。从科学的角度来看，研究太阳狗可以提供有关大气条件的宝贵见解。气象学家和气候学家利用太阳狗的出现作为温度变化和天气模式的指示器。大气中冰晶的存在暗示了特定的气候条件，这可以帮助预测即将到来的天气事件。因此，太阳狗不仅是美丽的景观，也是理解我们环境的重要工具。总之，太阳狗是自然如何通过简单而复杂的过程创造惊人视觉现象的一个显著例子。它体现了艺术与科学的交汇，吸引着观察者并激发了各文化的故事。无论你是狂热的天空观察者、摄影师，还是仅仅欣赏周围世界之美的人，花一点时间观察太阳狗都能丰富你对自然的体验。因此，下次你在晴朗的日子里户外时，留意一下这种非凡的大气现象；你也许会幸运地目睹太阳狗的迷人光辉。