lunar distance

简明释义

月星距(月球与天体的角距

英英释义

例句

1.The concept of lunar distance was crucial for navigation before the advent of GPS.

在GPS出现之前，月球距离的概念对导航至关重要。

2.The average distance from the Earth to the Moon is about 384,400 kilometers, known as one lunar distance.

地球到月球的平均距离约为384,400公里，称为一个月球距离。

3.During the Apollo missions, astronauts traveled multiple lunar distances to explore the Moon's surface.

在阿波罗任务期间，宇航员们穿越了多个月球距离以探索月球表面。

4.Astronomers often use lunar distance measurements to calculate the orbits of satellites.

天文学家常常使用月球距离测量来计算卫星的轨道。

5.To understand the size of our solar system, we often refer to distances in terms of lunar distances.

为了理解我们太阳系的大小，我们常常用月球距离来表示距离。

作文

The concept of lunar distance refers to the average distance from the Earth to the Moon, which is approximately 384,400 kilometers. This measurement is not just a simple number; it plays a crucial role in various fields such as astronomy, navigation, and even in understanding the gravitational effects between celestial bodies. The lunar distance has been a fundamental metric for astronomers since ancient times, enabling them to calculate the positions of the Moon and other celestial objects accurately.In the realm of astronomy, the lunar distance serves as a reference point for measuring distances within our solar system. For instance, when astronomers discuss the distance to Mars or Venus, they often express it in terms of lunar distance for easier comprehension. By comparing these distances to the lunar distance, it becomes easier to visualize the vastness of space.Furthermore, the lunar distance is essential for navigation, especially in historical contexts. Before the advent of modern technology, sailors relied on lunar observations to determine their position at sea. By measuring the angle between the Moon and a known star, navigators could calculate their lunar distance and ascertain their geographical location. This method was so vital that it led to the development of precise lunar tables and almanacs, which were used by mariners for centuries.In addition to its practical applications, the lunar distance also has significant implications for scientific research. For example, understanding the lunar distance helps scientists study the Moon's influence on Earth's tides. The gravitational pull of the Moon affects ocean currents and tidal patterns, which are crucial for marine ecosystems and coastal communities. Researchers have found that variations in lunar distance can lead to changes in tidal ranges, impacting everything from fishing industries to coastal erosion.Moreover, the lunar distance has captured the imagination of many throughout history. The Moon has always been a symbol of mystery and beauty, inspiring countless myths, legends, and works of art. The idea of traveling to the Moon and exploring its surface became a reality during the Apollo missions, where astronauts measured the lunar distance with precision to ensure safe landings and returns. These missions not only expanded our understanding of the Moon but also solidified the lunar distance as a pivotal aspect of human exploration.In conclusion, the term lunar distance encompasses much more than just a numerical value; it represents a bridge between Earth and our closest celestial neighbor. Whether in the context of navigation, scientific research, or cultural significance, the lunar distance continues to be an essential element in our quest to understand the universe. As we look to the future, with plans for lunar bases and potential colonization, the lunar distance will remain a critical factor in our endeavors to explore and inhabit other worlds.

“lunar distance”这个概念指的是地球到月球的平均距离，大约为384,400公里。这个测量不仅仅是一个简单的数字；它在天文学、导航，甚至理解天体之间的引力效应等多个领域中都发挥着至关重要的作用。“lunar distance”自古以来就是天文学家们的一个基本指标，使他们能够准确计算月球和其他天体的位置。在天文学领域，“lunar distance”作为测量我们太阳系内距离的参考点。例如，当天文学家讨论火星或金星的距离时，他们通常会用“lunar distance”来表达，以便更容易理解。通过将这些距离与“lunar distance”进行比较，人们可以更好地想象太空的广阔。此外，“lunar distance”对于导航也至关重要，特别是在历史背景下。在现代技术出现之前，水手依靠对月球的观测来确定他们在海上的位置。通过测量月球与已知星星之间的角度，导航员可以计算出他们的“lunar distance”，从而确定他们的地理位置。这种方法至关重要，以至于促使了精确的月表和年鉴的发展，这些工具被航海者使用了几个世纪。除了其实际应用外，“lunar distance”在科学研究中也具有重要意义。例如，理解“lunar distance”有助于科学家研究月球对地球潮汐的影响。月球的引力影响着海洋潮流和潮汐模式，这对海洋生态系统和沿海社区至关重要。研究人员发现，“lunar distance”的变化可能导致潮汐范围的变化，从而影响从渔业到沿海侵蚀的方方面面。此外，“lunar distance”也激发了许多人的想象力。月球一直是神秘与美丽的象征，激发了无数神话、传说和艺术作品。前往月球并探索其表面的想法在阿波罗任务期间成为现实，宇航员精确测量“lunar distance”以确保安全着陆和返回。这些任务不仅扩展了我们对月球的理解，也巩固了“lunar distance”作为人类探索的重要方面。总之，术语“lunar distance”所包含的意义远不止一个数字；它代表了地球与我们最近的天体邻居之间的桥梁。无论是在导航、科学研究还是文化意义的背景下，“lunar distance”仍然是我们理解宇宙的关键元素。在展望未来时，随着计划建立月球基地和潜在的殖民，“lunar distance”将继续是我们探索和居住其他世界的关键因素。