international meridian

简明释义

国际0(经线

英英释义

例句

1.The prime meridian, also known as the international meridian, is located at 0 degrees longitude.

本初子午线，也称为国际子午线，位于0度经度。

2.All time zones are defined in relation to the international meridian.

所有时区都是相对于国际子午线来定义的。

3.Countries use the international meridian to standardize their timekeeping.

各国使用国际子午线来标准化时间记录。

4.The international meridian serves as a reference point for global navigation.

国际子午线作为全球导航的参考点。

5.Geographers often refer to the international meridian when mapping the world.

地理学家在绘制世界地图时常常提到国际子午线。

作文

The concept of the international meridian is fundamental in understanding global navigation and timekeeping. The international meridian serves as the reference point for longitude, which is essential for mapping and navigation purposes. Established at the Prime Meridian located at Greenwich, England, this line of longitude is defined as 0 degrees and is crucial for dividing the Earth into Eastern and Western Hemispheres. The significance of the international meridian extends beyond mere geography; it plays a vital role in international trade, travel, and communication.Historically, the establishment of the international meridian was not without controversy. Before its acceptance, various countries used different meridians for their own navigation systems. This lack of a universal standard created confusion and hindered international cooperation. In 1884, an International Meridian Conference was held in Washington, D.C., where representatives from 25 nations gathered to discuss the need for a common meridian. The outcome of this conference was the designation of the Prime Meridian at Greenwich as the international meridian, a decision that has had lasting implications for global navigation.One of the most important applications of the international meridian is in the establishment of time zones. The Earth is divided into 24 time zones, each typically spanning 15 degrees of longitude. The international meridian at Greenwich serves as the starting point for these zones, with time measured in relation to Coordinated Universal Time (UTC). This system allows for synchronized timekeeping across the globe, which is essential for everything from scheduling flights to coordinating international business meetings.Moreover, the international meridian is significant for scientific research and environmental monitoring. Many global positioning systems (GPS) rely on accurate measurements of latitude and longitude, which are directly influenced by the international meridian. For instance, researchers studying climate change use data collected from various points around the globe, often referencing the international meridian to ensure consistency in their findings. This ability to accurately pinpoint locations is crucial for tracking environmental changes and implementing effective conservation strategies.In addition to its practical applications, the international meridian also holds cultural significance. It represents a point of unity among nations, symbolizing the collaboration required to achieve a common goal. As the world becomes increasingly interconnected through technology and globalization, the relevance of the international meridian is more pronounced than ever. It serves as a reminder of the importance of cooperation in addressing global challenges, such as climate change and international security.In conclusion, the international meridian is more than just a line on a map; it is a critical component of our global infrastructure. From navigation and timekeeping to scientific research and international relations, its influence is far-reaching. Understanding the international meridian allows us to appreciate the complexities of our world and the importance of working together as a global community. As we continue to navigate the challenges of the 21st century, the international meridian will undoubtedly remain a key reference point in our efforts to foster international cooperation and understanding.

“国际子午线”这一概念在理解全球导航和时间记录方面至关重要。“国际子午线”作为经度的参考点，对于制图和导航目的至关重要。它位于英国格林威治的本初子午线被定义为0度，是将地球划分为东半球和西半球的关键。 “国际子午线”的重要性不仅仅体现在地理上，它在国际贸易、旅行和通信中也发挥着重要作用。历史上，“国际子午线”的建立并非没有争议。在其被接受之前，各国使用不同的子午线进行自己的导航系统。这种缺乏统一标准的现象造成了混乱，并阻碍了国际合作。1884年，国际子午线会议在华盛顿特区召开，来自25个国家的代表聚集在一起讨论需要一个共同的子午线。此次会议的结果是将格林威治的本初子午线指定为“国际子午线”，这一决定对全球导航产生了持久的影响。“国际子午线”的一个重要应用是建立时区。地球被划分为24个时区，每个时区通常跨越15度的经度。位于格林威治的“国际子午线”作为这些时区的起点，时间以协调世界时（UTC）为参考。这一系统使得全球的时间保持同步，这对于从安排航班到协调国际商务会议等各个方面都至关重要。此外，“国际子午线”在科学研究和环境监测中也具有重要意义。许多全球定位系统（GPS）依赖于准确的纬度和经度测量，而这些测量直接受到“国际子午线”的影响。例如，研究气候变化的研究人员使用从全球各个地点收集的数据，通常以“国际子午线”为参考，以确保他们的发现的一致性。这种准确定位的能力对于追踪环境变化和实施有效的保护策略至关重要。除了其实际应用外，“国际子午线”还具有文化意义。它象征着各国之间的团结，代表着实现共同目标所需的合作。随着世界通过技术和全球化变得越来越紧密相连，“国际子午线”的相关性比以往任何时候都更加明显。它提醒我们，在应对全球挑战（如气候变化和国际安全）时，合作的重要性。总之，“国际子午线”不仅仅是地图上的一条线；它是我们全球基础设施的关键组成部分。从导航和时间记录到科学研究和国际关系，它的影响深远。理解“国际子午线”使我们能够欣赏世界的复杂性以及作为全球社区共同努力的重要性。在我们继续应对21世纪的挑战时，“国际子午线”无疑将继续成为我们促进国际合作与理解的重要参考点。