geographic mile

简明释义

地理里

英英释义

例句

1.Fishermen often measure their catch in relation to geographic miles (海里) from the shore.

渔民们常常根据离岸的 geographic miles (海里) 来测量他们的捕获量。

2.The racecourse for the yacht competition spans over 50 geographic miles (海里).

这场帆船比赛的赛道跨越了50 geographic miles (海里)。

3.The distance from the coast to the island is about 10 geographic miles (海里).

从海岸到岛屿的距离大约是10 geographic miles (海里)。

4.The chart indicates that the nearest port is located 15 geographic miles (海里) away.

图表显示最近的港口距离这里有15 geographic miles (海里) 的距离。

5.When planning a sailing trip, it's important to know how many geographic miles (海里) you will cover each day.

在规划航海旅行时，了解每天将覆盖多少 geographic miles (海里) 是很重要的。

作文

In the realm of geography and navigation, the term geographic mile holds significant importance. A geographic mile, also known as a nautical mile, is defined as the distance corresponding to one minute of latitude. This measurement is particularly useful in maritime and aerial navigation, where the curvature of the Earth must be taken into account. Unlike the standard mile used on land, which is equal to 5,280 feet, a geographic mile is approximately 6,076 feet or about 1.15 statute miles. Understanding this distinction is crucial for navigators who rely on precise measurements for safe travel across vast oceans and skies.The concept of the geographic mile originated from the need for a unit of measurement that could accurately reflect distances on the Earth's surface. Since the Earth is not a perfect sphere but rather an oblate spheroid, traditional measurements can lead to discrepancies when applied to navigation. This is where the geographic mile becomes invaluable, as it is based on the Earth's geometry. Each degree of latitude is divided into 60 minutes, and each minute corresponds to one geographic mile. Therefore, if a ship travels one minute north or south, it has covered a geographic mile.One of the primary advantages of using the geographic mile in navigation is its consistency across the globe. Regardless of where one is located on Earth, the distance represented by a geographic mile remains constant. This uniformity allows pilots and sailors to plot their courses with greater accuracy, ensuring they reach their destinations safely and efficiently. In contrast, using standard miles can introduce errors, especially when navigating at high latitudes where the lines of longitude converge.Furthermore, the use of geographic mile is essential in various fields beyond navigation. For instance, in meteorology, weather patterns are often described in terms of geographic miles to provide clarity and precision. Similarly, in environmental studies, researchers may use geographic mile measurements to assess the impact of climate change on different ecosystems. The ability to communicate distances in a universally understood format enhances collaboration among scientists and professionals in these fields.In conclusion, the geographic mile serves as a fundamental unit of measurement that plays a vital role in navigation, meteorology, and environmental science. Its unique definition, based on the Earth's geometry, allows for accurate and consistent measurements across the globe. As we continue to explore our planet and navigate its vast landscapes, understanding the significance of the geographic mile will remain essential for ensuring safe and efficient travel, as well as for advancing scientific research. Embracing this knowledge not only enriches our understanding of geography but also highlights the intricate connections between distance, navigation, and the natural world.

在地理和导航领域，术语地理海里具有重要意义。地理海里，也称为海里，定义为与一个纬度的分钟相对应的距离。这一测量在海洋和航空导航中尤为有用，因为必须考虑地球的曲率。与陆地上使用的标准英里（等于5280英尺）不同，地理海里大约为6076英尺，或约1.15个法定英里。理解这一区别对于依赖精确测量确保安全跨越广阔海洋和天空的导航员至关重要。地理海里的概念源于对能够准确反映地球表面距离的测量单位的需求。由于地球并不是一个完美的球体，而是一个扁球体，因此传统测量在应用于导航时可能会导致差异。这就是地理海里变得无价的原因，因为它基于地球的几何形状。每度纬度被分为60分钟，每分钟对应一个地理海里。因此，如果一艘船向北或向南航行一分钟，它就覆盖了一个地理海里。使用地理海里进行导航的主要优势之一是它在全球范围内的一致性。无论人们身处地球何处，地理海里所代表的距离始终保持不变。这种统一性使得飞行员和水手能够更准确地绘制航线，确保他们安全高效地到达目的地。相比之下，使用标准英里可能会引入误差，特别是在高纬度地区，那里经度线会聚。此外，地理海里的使用在导航之外的多个领域也至关重要。例如，在气象学中，天气模式通常以地理海里进行描述，以提供清晰和精确性。同样，在环境研究中，研究人员可能会使用地理海里的测量来评估气候变化对不同生态系统的影响。在这些领域中以普遍理解的格式传达距离的能力增强了科学家和专业人士之间的合作。总之，地理海里作为一个基本的测量单位，在导航、气象学和环境科学中发挥着至关重要的作用。它独特的定义，基于地球的几何形状，使得全球范围内的准确和一致的测量成为可能。随着我们继续探索我们的星球并导航其广阔的景观，理解地理海里的重要性将始终是确保安全和高效旅行以及推进科学研究的关键。接受这一知识不仅丰富了我们对地理的理解，还突显了距离、导航和自然世界之间的复杂联系。