astronomical compass

简明释义

天文罗经

英英释义

例句

1.Modern ships still incorporate an astronomical compass 天文罗盘 as a backup navigation tool.

现代船只仍然将天文罗盘 astronomical compass 作为备用导航工具。

2.In astronomy classes, students learn how to use an astronomical compass 天文罗盘 to locate stars and constellations.

在天文学课程中，学生学习如何使用天文罗盘 astronomical compass 来定位星星和星座。

3.The ancient sailors relied on the astronomical compass 天文罗盘 to navigate through uncharted waters.

古代水手依靠天文罗盘 astronomical compass 在未知水域中导航。

4.The astronomical compass 天文罗盘 was essential for early explorers to determine their latitude and longitude.

对于早期探险者来说，天文罗盘 astronomical compass 对于确定他们的纬度和经度至关重要。

5.Using an astronomical compass 天文罗盘, the navigator could accurately chart their course.

使用天文罗盘 astronomical compass，导航员能够准确地绘制他们的航线。

作文

In the vast realm of navigation, tools and techniques have evolved significantly over the centuries. Among these, the astronomical compass stands out as a remarkable instrument that has played a crucial role in maritime exploration and celestial navigation. The astronomical compass is designed to determine direction based on the position of celestial bodies, such as the sun and stars. This method of navigation was particularly important before the advent of modern technology, when sailors relied heavily on the natural world to guide their journeys across the oceans.The origins of the astronomical compass can be traced back to ancient civilizations, where astronomers and navigators observed the movements of celestial bodies to create maps of the night sky. By understanding the predictable patterns of stars and planets, they were able to navigate with greater accuracy. The astronomical compass itself typically consists of a circular dial marked with degrees, a sighting device, and a means to align it with the celestial objects being observed.One of the most significant advantages of using an astronomical compass is its ability to provide accurate directional information regardless of the surrounding landscape. While traditional compasses rely on magnetic fields, which can be affected by local magnetic anomalies, the astronomical compass relies solely on the positions of celestial bodies. This makes it an invaluable tool for long-distance navigation, especially in open waters where landmarks are scarce.The use of the astronomical compass requires a solid understanding of astronomy and the ability to read the night sky. Navigators must be familiar with the constellations and how to identify key stars, such as Polaris, the North Star, which serves as a fixed point in the northern hemisphere. By taking measurements of the angle between the horizon and a chosen celestial body, navigators can determine their latitude and, in combination with other methods, their longitude as well.Despite its historical significance, the astronomical compass is not commonly used in modern navigation due to the prevalence of GPS technology. However, it remains an important part of maritime history and is still taught in some navigation courses, especially for those who wish to understand the fundamentals of celestial navigation.In conclusion, the astronomical compass is more than just a navigational tool; it represents humanity's quest for exploration and understanding of our place in the universe. As we continue to advance technologically, it is essential to remember the ingenuity of our ancestors who developed such instruments. The astronomical compass serves as a reminder of the connection between navigation, astronomy, and the natural world, highlighting the importance of both tradition and innovation in our ongoing journey through life.

在广阔的导航领域，工具和技术在数个世纪中经历了显著的发展。在这些工具中，天文罗盘作为一种卓越的仪器，突显出它在海洋探索和天体导航中所发挥的重要作用。天文罗盘的设计旨在基于天体（如太阳和星星）的相对位置来确定方向。这种导航方法在现代技术出现之前尤为重要，当时水手们严重依赖自然界来指引他们穿越海洋的旅程。天文罗盘的起源可以追溯到古代文明，当时天文学家和导航员观察天体的运动，以创建夜空地图。通过理解星星和行星的可预测运动模式，他们能够更准确地进行导航。天文罗盘本身通常由一个圆形刻度盘、一个瞄准装置和一个与所观察天体对齐的方式组成。使用天文罗盘的一个显著优点是它能够提供准确的方向信息，而不受周围地形的影响。传统罗盘依赖于磁场，而磁场可能会受到当地磁异常的影响，而天文罗盘则完全依赖于天体的位置。这使得它成为长途导航的宝贵工具，尤其是在缺乏地标的开阔水域中。使用天文罗盘需要对天文学有扎实的理解，并且能够阅读夜空。导航员必须熟悉星座，并能够识别关键星星，例如北极星，它在北半球作为一个固定点。通过测量地平线与所选天体之间的角度，导航员可以确定他们的纬度，并结合其他方法确定经度。尽管它在历史上具有重要意义，但由于GPS技术的普及，现代导航中不常使用天文罗盘。然而，它仍然是海洋历史的重要组成部分，并且在一些导航课程中仍然教授，特别是对于那些希望理解天体导航基本原理的人。总之，天文罗盘不仅仅是一种导航工具；它代表了人类探索的追求以及对我们在宇宙中位置的理解。随着我们技术的不断进步，重要的是要记住我们的祖先开发这种仪器的聪明才智。天文罗盘提醒我们导航、天文学和自然世界之间的联系，突显了传统与创新在我们生活旅程中的重要性。