longitude line

简明释义

经度线

英英释义

例句

1.Each longitude line 经度线 represents a different time zone.

每条longitude line 经度线代表一个不同的时区。

2.The longitude line 经度线 at 30 degrees East runs through several countries in Africa.

30度东的longitude line 经度线穿过非洲的多个国家。

3.When sailing, it's crucial to know your position relative to the nearest longitude line 经度线.

在航行时，了解自己与最近的longitude line 经度线的相对位置至关重要。

4.The prime meridian is the most famous longitude line 经度线 that divides the Eastern and Western Hemispheres.

本初子午线是最著名的longitude line 经度线，它将东半球和西半球分开。

5.You can find the longitude line 经度线 on a map by looking for the vertical lines.

你可以通过寻找地图上的垂直线来找到longitude line 经度线。

作文

Understanding the concept of a longitude line is essential for anyone studying geography or 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 and west of the Prime Meridian, which is located at 0 degrees longitude. The Earth is divided into 360 degrees of longitude, with 180 degrees to the east and 180 degrees to the west of the Prime Meridian. Each longitude line is crucial for determining time zones, as the Earth rotates 15 degrees every hour. This means that each longitude line represents one hour of time difference from the Prime Meridian.In practical terms, understanding longitude lines can help individuals navigate the globe more effectively. For instance, sailors and pilots rely heavily on these lines when charting their courses. By knowing their current longitude line and latitude, they can pinpoint their exact location on the Earth’s surface. This precise positioning is vital for safe travel across oceans and skies.Moreover, longitude lines also play a significant role in mapping and cartography. When creating maps, cartographers must accurately represent these lines to ensure that the map reflects true geographical relationships. The representation of longitude lines helps users understand the layout of the land and how different locations relate to one another. Without accurate longitude lines, maps would be less useful and could lead to confusion.In addition to navigation and mapping, longitude lines are important in various scientific fields, including climatology and environmental studies. Researchers analyze how different longitude lines affect climate patterns and weather systems. For example, the equator, which is at 0 degrees latitude but intersects many longitude lines, experiences consistent temperatures year-round, while areas further north or south can experience extreme seasonal changes. Understanding the relationship between longitude lines and climate can help scientists predict weather patterns and study global warming effects.Furthermore, the concept of longitude lines has historical significance as well. The determination of a ship's longitude was historically a significant challenge for explorers and navigators. The invention of the marine chronometer in the 18th century allowed sailors to calculate their longitude line more accurately, revolutionizing sea travel and trade. This breakthrough not only improved navigation but also contributed to the expansion of empires and the exploration of new territories.In conclusion, the longitude line is a fundamental concept in geography that has wide-ranging implications for navigation, mapping, climate science, and history. By understanding how longitude lines work, we gain insight into the complexities of our planet and the ways in which we interact with it. Whether you are a student, a traveler, or simply someone interested in the world around you, grasping the significance of longitude lines is an essential step in appreciating the intricacies of geography and navigation.

理解经线的概念对于任何学习地理或导航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。这些线用于测量距离东、西相对于本初子午线的距离，本初子午线位于0度经度。地球被划分为360度经度，其中180度位于本初子午线的东侧，180度位于西侧。每条经线对于确定时区至关重要，因为地球每小时旋转15度。这意味着每条经线代表与本初子午线的一个小时的时差。在实际应用中，理解经线可以帮助个人更有效地导航全球。例如，水手和飞行员在绘制航线时非常依赖这些线。通过知道他们当前的经线和纬度，他们可以准确定位自己在地球表面的位置。这种精确定位对于在海洋和天空中的安全旅行至关重要。此外，经线在制图和地图制作中也起着重要作用。在创建地图时，制图师必须准确表示这些线，以确保地图反映真实的地理关系。经线的表示帮助用户理解土地的布局以及不同位置之间的关系。如果没有准确的经线，地图将不那么有用，并可能导致混淆。除了导航和制图，经线在气候学和环境研究等多个科学领域也很重要。研究人员分析不同的经线如何影响气候模式和天气系统。例如，赤道位于0度纬度，但与许多经线相交，全年经历一致的温度，而更北或更南的地区则可能经历极端的季节变化。理解经线与气候之间的关系可以帮助科学家预测天气模式并研究全球变暖的影响。此外，经线的概念在历史上也具有重要意义。确定船只的经度在历史上是探险家和导航员面临的重要挑战。18世纪海洋计时器的发明使水手能够更准确地计算他们的经线，彻底改变了海上旅行和贸易。这一突破不仅改善了导航，还促进了帝国的扩张和新领土的探索。总之，经线是地理学中的一个基本概念，对导航、制图、气候科学和历史有广泛的影响。通过理解经线的工作原理，我们获得了对我们星球复杂性的洞察，以及我们与之互动的方式。无论你是学生、旅行者，还是只是对周围世界感兴趣的人，掌握经线的重要性是欣赏地理和导航复杂性的必要步骤。