astral navigation

简明释义

天文航海

英英释义

例句

1.The concept of astral navigation 天文导航 can be traced back to ancient civilizations who observed celestial bodies.

概念天文导航可以追溯到观察天体的古代文明。

2.Sailors have relied on astral navigation 天文导航 for centuries to find their way across the open sea.

水手们几个世纪以来依靠天文导航来在广阔的海洋中找到方向。

3.Astronomers often study astral navigation 天文导航 methods to understand historical exploration.

天文学家常常研究天文导航方法以理解历史探索。

4.During the training, we learned how to use the stars for astral navigation 天文导航 in case of GPS failure.

在培训期间，我们学习了如何在GPS失效的情况下利用星星进行天文导航。

5.In his book, the author describes the techniques of astral navigation 天文导航 used by ancient mariners.

在他的书中，作者描述了古代航海者使用的天文导航技术。

作文

Astral navigation, or the practice of using celestial bodies for navigation, has been an essential skill for sailors and explorers throughout history. Before the advent of modern technology, mariners relied on the stars, the sun, and the moon to guide their journeys across vast oceans. This ancient technique, known as astral navigation (天体导航), involves observing the positions of celestial bodies to determine one's location and direction. The importance of astral navigation (天体导航) cannot be overstated. In a time when compasses were not always reliable and maps were often inaccurate, sailors had to turn to the sky for guidance. By learning to identify constellations and understand their movements, navigators could chart their course with remarkable accuracy. For example, the North Star, or Polaris, has long served as a beacon for those traveling in the Northern Hemisphere, as it remains relatively fixed in the sky. To practice astral navigation (天体导航), one must first acquire knowledge about the celestial sphere. This includes understanding the concept of declination and right ascension, which help in pinpointing the locations of stars and planets. Additionally, navigators must be familiar with the horizon and how to measure angles between celestial bodies and the horizon using tools such as sextants. One of the most fascinating aspects of astral navigation (天体导航) is its connection to various cultures around the world. Ancient Polynesians, for instance, were exceptional navigators who used the stars, ocean currents, and bird behavior to travel thousands of miles across the Pacific Ocean. Their deep understanding of the night sky allowed them to settle on distant islands without ever seeing land until they were close. Similarly, the Vikings utilized astral navigation (天体导航) techniques to explore and conquer new territories, relying on the sun's position and the stars to guide their longships. In modern times, while GPS and other technological advancements have revolutionized navigation, the principles of astral navigation (天体导航) remain relevant. Many sailors still learn this ancient skill as a backup method, ensuring that they can find their way even if electronic systems fail. Furthermore, educational programs and sailing schools often incorporate astral navigation (天体导航) into their curricula, emphasizing the importance of traditional skills in an increasingly digital world. Moreover, the practice of astral navigation (天体导航) fosters a deeper connection with nature. By looking up at the stars, navigators develop an appreciation for the universe and our place within it. This awareness encourages a sense of wonder and curiosity, prompting individuals to explore not only the seas but also the mysteries of the cosmos. In conclusion, astral navigation (天体导航) is more than just a method of finding one's way; it is a testament to human ingenuity and resilience. It connects us to our ancestors and reminds us of the vastness of the world we inhabit. As we continue to advance technologically, let us not forget the wisdom of the stars and the art of astral navigation (天体导航). It is a skill that enriches our lives, enhances our adventures, and deepens our understanding of the natural world.

天体导航，或使用天体进行导航的实践，在历史上一直是水手和探险家们的重要技能。在现代技术出现之前，航海者依靠星星、太阳和月亮来指引他们在广阔海洋上的旅程。这种古老的技术，称为天体导航，涉及观察天体的位置以确定自己的位置和方向。天体导航的重要性不言而喻。在没有可靠指南针和常常不准确地图的时代，水手不得不仰望天空以获得指引。通过学习识别星座并理解它们的运动，导航员能够相当准确地绘制航线。例如，北极星（Polaris）长期以来作为北半球旅行者的灯塔，因为它在天空中相对固定。要实践天体导航，首先必须掌握关于天球的知识。这包括理解赤纬和视黄经的概念，这有助于定位恒星和行星的位置。此外，导航员还必须熟悉地平线，并使用如六分仪等工具测量天体与地平线之间的角度。天体导航最迷人的方面之一是它与世界各地各种文化的联系。例如，古代波利尼西亚人是出色的航海者，他们利用星星、海洋潮流和鸟类行为来穿越太平洋数千英里。他们对夜空的深刻理解使他们能够在从未见过陆地的情况下定居于遥远的岛屿。类似地，维京人利用天体导航技术探索和征服新领土，依靠太阳的位置和星星来指导他们的长船。在现代，尽管GPS和其他技术进步彻底改变了导航，但天体导航的原则仍然适用。许多水手仍然学习这项古老技能作为备用方法，以确保即使电子系统失效，他们也能找到方向。此外，教育项目和航海学校通常将天体导航纳入其课程，强调在日益数字化的世界中传统技能的重要性。此外，实践天体导航培养了与自然的更深连接。通过仰望星空，导航员发展出对宇宙的欣赏以及我们在其中的地位。这种意识鼓励了一种惊奇和好奇心，促使个人不仅探索海洋，还探索宇宙的奥秘。总之，天体导航不仅仅是一种找到方向的方法；它是人类创造力和韧性的证明。它将我们与祖先联系在一起，并提醒我们所居住世界的广阔。随着我们继续技术进步，让我们不要忘记星星的智慧和天体导航的艺术。这是一项丰富我们生活、增强冒险并加深我们对自然世界理解的技能。