celestial longitude

简明释义

黄经

英英释义

例句

1.The satellite's celestial longitude 天球经度 helps scientists monitor environmental changes from space.

卫星的celestial longitude 天球经度帮助科学家从太空监测环境变化。

2.In astronomy, celestial longitude 天球经度 is often used to describe the location of planets in our solar system.

在天文学中，celestial longitude 天球经度通常用于描述我们太阳系中行星的位置。

3.Astrologers often refer to celestial longitude 天球经度 when interpreting horoscopes.

占星师在解读星座时常常提到celestial longitude 天球经度。

4.Using the celestial longitude 天球经度, navigators can accurately plot their course across the ocean.

使用celestial longitude 天球经度，航海者可以准确地绘制他们在海洋上的航线。

5.The astronomer calculated the celestial longitude 天球经度 of the star to determine its position in the night sky.

天文学家计算了这颗星星的celestial longitude 天球经度以确定它在夜空中的位置。

作文

In the vast expanse of the universe, the concept of celestial longitude plays a crucial role in our understanding of celestial navigation and astronomy. Just as the Earth is divided into longitudes and latitudes for geographical purposes, the heavens are similarly mapped out to help astronomers locate celestial bodies. Celestial longitude, specifically, refers to the angular measurement of a celestial object's position along the celestial equator, measured in degrees east or west from a reference point known as the vernal equinox.The importance of celestial longitude cannot be overstated. For centuries, sailors have relied on the stars for navigation, and understanding the positions of these stars requires a precise knowledge of their longitudes. By determining their celestial longitude, navigators can accurately plot their course across the oceans. This skill was particularly vital before the advent of modern navigation tools, where even a slight error in calculating longitude could lead to disastrous consequences.In addition to navigation, celestial longitude is essential in the field of astronomy. Astronomers use this measurement to track the movements of planets, stars, and other celestial objects. The positions of these objects are often expressed in terms of their celestial longitude and latitude, allowing scientists to create accurate models of their orbits and predict future positions. This is particularly important for missions to other planets, where precise calculations are necessary to ensure spacecraft reach their destinations safely.Moreover, celestial longitude has significant implications in the study of timekeeping. The Earth’s rotation on its axis and its orbit around the Sun means that different locations on Earth experience daylight and darkness at different times. By understanding celestial longitude, scientists can synchronize clocks and establish time zones based on the position of the Sun relative to the Earth. This synchronization is crucial for various activities, including telecommunications, global positioning systems (GPS), and international travel.As we delve deeper into the cosmos, the relevance of celestial longitude continues to expand. With the rise of space exploration, understanding the positions of celestial bodies has become more important than ever. The mapping of celestial longitude helps scientists identify potential resources on other planets and moons, paving the way for future colonization efforts and resource extraction.In conclusion, celestial longitude serves as a fundamental aspect of celestial navigation and astronomy. Its applications extend beyond mere measurement; it is a vital tool that has guided explorers for centuries, assisted astronomers in their research, and shaped our understanding of timekeeping. As we continue to explore the universe, the significance of celestial longitude will undoubtedly grow, helping humanity unlock the mysteries of the cosmos and navigate the vastness of space with greater precision.

在宇宙的浩瀚空间中，天体经度的概念在我们理解天体导航和天文学方面发挥着至关重要的作用。就像地球被划分为经度和纬度以便于地理目的一样，天空也被类似地绘制出来，以帮助天文学家定位天体。天体经度具体指的是沿着天球赤道测量天体位置的角度，单位为东或西从一个称为春分点的参考点开始计量。天体经度的重要性不容小觑。几个世纪以来，水手们依靠星星进行导航，理解这些星星的位置需要对它们的经度有精确的了解。通过确定它们的天体经度，导航员可以准确地在海洋上绘制航线。这项技能在现代导航工具出现之前尤为重要，因为即使是微小的经度计算错误也可能导致灾难性的后果。除了导航，天体经度在天文学领域同样至关重要。天文学家使用这一测量值来追踪行星、恒星和其他天体的运动。这些天体的位置通常用天体经度和纬度表示，使科学家能够创建其轨道的准确模型并预测未来的位置。这对于前往其他行星的任务尤其重要，因为精确的计算对于确保航天器安全到达目的地是必要的。此外，天体经度在时间测量的研究中也具有重要意义。地球自转及其绕太阳公转意味着地球上不同地点在不同时间经历白昼和黑夜。通过理解天体经度，科学家可以同步时钟并根据太阳相对于地球的位置建立时区。这种同步对于各种活动至关重要，包括电信、全球定位系统（GPS）和国际旅行。随着我们深入探索宇宙，天体经度的相关性不断扩大。随着太空探索的兴起，理解天体的位置变得比以往任何时候都更加重要。天体经度的绘制帮助科学家识别其他行星和卫星上的潜在资源，为未来的殖民努力和资源开采铺平了道路。总之，天体经度作为天体导航和天文学的基本方面，具有重要意义。它的应用超出了简单的测量；它是一种重要工具，几个世纪以来一直引导着探险者，帮助天文学家进行研究，并塑造了我们对时间测量的理解。随着我们继续探索宇宙，天体经度的重要性无疑会增加，帮助人类揭开宇宙的奥秘，以更高的精度导航广袤的太空。