longitude line

简明释义

等经度线

英英释义

例句

1.The prime meridian is the most famous longitude line 经度线 on Earth.

本初子午线是地球上最著名的经度线 经度线。

2.Each longitude line 经度线 represents a specific degree of longitude.

每条经度线 经度线 代表特定的经度度数。

3.Navigators use a longitude line 经度线 to determine their east-west position.

导航员使用经度线 经度线 来确定他们的东西方向位置。

4.The longitude line 经度线 at 180 degrees is known as the International Date Line.

180度的经度线 经度线 被称为国际日期变更线。

5.You can find the longitude line 经度线 by looking at a world map.

通过查看世界地图，你可以找到经度线 经度线。

作文

Understanding the concept of a longitude line is essential for anyone interested in geography and navigation. A longitude line, also known as a meridian, is an imaginary line that runs from the North Pole to the South Pole. These lines are used to measure distances east or west of the Prime Meridian, which is located at 0 degrees longitude. Each longitude line is measured in degrees, with values ranging from 0 to 180 degrees east or west. This system allows us to pinpoint exact locations on Earth, making it crucial for map-making, GPS technology, and global positioning systems.The importance of longitude lines becomes clear when we consider their role in navigation. Sailors and aviators rely on these lines to determine their position on the globe. Before the advent of modern technology, navigators used celestial bodies to calculate their longitude line and ensure they were on the correct course. By measuring the angle between the horizon and a celestial body, they could accurately determine their position relative to the longitude line.In addition to navigation, longitude lines also play a significant role in understanding time zones. The Earth is divided into 24 time zones, each approximately 15 degrees of longitude apart. This division is based on the rotation of the Earth, which takes about 24 hours to complete one full turn. As the Earth rotates, different parts of the world experience daylight and darkness at different times. By using longitude lines, we can establish local times in various regions, ensuring that people around the world can coordinate activities effectively.Moreover, longitude lines are instrumental in various scientific fields, including climatology and environmental studies. Researchers often use these lines to study weather patterns, climate change, and ecological systems. By analyzing data collected along different longitude lines, scientists can identify trends and make predictions about future environmental changes. This information is vital for addressing global issues such as climate change and resource management.The study of longitude lines also intersects with cultural and historical aspects. Many ancient civilizations had their own methods of measuring longitude lines and navigating the seas. For instance, the Polynesians were adept at using the stars to guide their ocean voyages across vast distances. Their knowledge of the longitude line concept, although not formally defined as we know it today, allowed them to explore and settle in remote islands throughout the Pacific Ocean.In conclusion, a longitude line is more than just an imaginary line on a map; it is a fundamental component of our understanding of the Earth and its systems. From navigation to timekeeping and scientific research, longitude lines are integral to many aspects of our daily lives. As we continue to explore our planet and understand its complexities, the significance of longitude lines will undoubtedly remain a vital area of study for generations to come.

理解经线的概念对于任何对地理和导航感兴趣的人来说都是至关重要的。经线，也称为子午线，是一条从北极延伸到南极的虚拟线。这些线用于测量与位于0度经度的本初子午线东或西的距离。每条经线以度数为单位进行测量，值范围从0到180度东或西。这个系统使我们能够精确定位地球上的确切位置，这对于制图、GPS技术和全球定位系统至关重要。当我们考虑经线在导航中的作用时，其重要性变得显而易见。水手和飞行员依赖这些线来确定他们在地球上的位置。在现代技术出现之前，导航员使用天体来计算他们的经线并确保他们在正确的航线上。通过测量地平线与天体之间的角度，他们可以准确确定相对于经线的位置。除了导航，经线在理解时区方面也发挥着重要作用。地球被划分为24个时区，每个时区大约相隔15度经度。这种划分是基于地球的自转，地球大约需要24小时完成一次完整的旋转。随着地球的旋转，世界不同地方在不同时间经历白昼和黑暗。通过使用经线，我们可以在各个地区建立当地时间，从而确保世界各地的人们能够有效协调活动。此外，经线在气候学和环境研究等多个科学领域中也发挥着重要作用。研究人员通常使用这些线来研究天气模式、气候变化和生态系统。通过分析沿不同经线收集的数据，科学家可以识别趋势并预测未来的环境变化。这些信息对于应对气候变化和资源管理等全球问题至关重要。对经线的研究还与文化和历史方面交叉。许多古代文明都有自己测量经线和在海上航行的方法。例如，波利尼西亚人善于利用星星指导他们在广阔海洋中的航行。他们对经线概念的理解，尽管没有像今天这样正式定义，使他们能够探索和定居太平洋的偏远岛屿。总之，经线不仅仅是地图上的一条虚拟线；它是我们理解地球及其系统的基本组成部分。从导航到计时和科学研究，经线在我们日常生活的许多方面都是不可或缺的。随着我们继续探索我们的星球并理解其复杂性，经线的重要性无疑将继续成为未来几代人研究的重要领域。