navigational aid

简明释义

助航设备

英英释义

例句

1.Modern airplanes use GPS as a primary navigational aid 导航辅助工具 during flights.

现代飞机在飞行中使用GPS作为主要的导航辅助工具 navigational aid。

2.The navigational aid 导航辅助工具 provided by the lighthouse is crucial for coastal navigation.

灯塔提供的导航辅助工具 navigational aid 对沿海航行至关重要。

3.The captain relied on the navigational aid 导航辅助工具 to guide the ship through the fog.

船长依靠这个导航辅助工具 navigational aid 来引导船只穿过浓雾。

4.Using a smartphone app can be a handy navigational aid 导航辅助工具 while hiking.

在徒步旅行时，使用智能手机应用程序可以成为一个方便的导航辅助工具 navigational aid。

5.Sailors often rely on charts and compasses as essential navigational aids 导航辅助工具.

水手们常常依赖图表和指南针作为基本的导航辅助工具 navigational aids。

作文

In the modern world, navigation has become an essential part of our daily lives. Whether we are driving to a new location, sailing across the ocean, or hiking in the wilderness, having the right tools can make all the difference. One of the most crucial tools for anyone who travels is a navigational aid, which refers to any device or system that helps individuals determine their position and find their way. These aids can range from traditional compasses and maps to advanced GPS systems and mobile applications.Historically, sailors relied on stars and natural landmarks as their primary navigational aids. The ancient Polynesians were known for their incredible ability to navigate vast stretches of ocean using only the stars, the wind, and ocean currents. They would memorize the positions of stars and use them to guide their canoes safely across the Pacific. This method of navigation, while simple, required extensive knowledge and experience.As technology progressed, so did the tools available for navigation. The invention of the magnetic compass in the 11th century revolutionized sea travel. Sailors could now determine their direction even on cloudy nights when the stars were not visible. The compass became one of the most important navigational aids in history, allowing explorers to venture further into unknown territories.In the 20th century, the development of radar and sonar technology provided even more sophisticated navigational aids. Radar allows ships and aircraft to detect other vessels and landmasses, while sonar is used to map the seafloor. These technologies have greatly enhanced safety and efficiency in navigation, particularly in challenging weather conditions or unfamiliar waters.Today, the Global Positioning System (GPS) is perhaps the most widely recognized form of navigational aid. GPS uses satellites orbiting the Earth to provide real-time location data to users with GPS receivers. This technology has transformed how we navigate, making it possible for anyone with a smartphone to find their way anywhere in the world. With just a few taps on a screen, we can access detailed maps, receive turn-by-turn directions, and even find nearby restaurants or gas stations.However, while modern navigational aids like GPS are incredibly useful, they also come with certain drawbacks. For instance, reliance on technology can lead to a lack of basic navigational skills. Many people today may struggle to read a traditional map or use a compass, as they have become accustomed to relying solely on their devices. Additionally, GPS signals can sometimes be unreliable in remote areas or during inclement weather, which can lead to dangerous situations if one is unprepared.In conclusion, navigational aids have evolved significantly over the centuries, from the stars to sophisticated satellite systems. Each advancement has played a vital role in enhancing our ability to explore and travel. While modern technology offers convenience and accuracy, it is essential to remember the importance of fundamental navigation skills. By understanding and utilizing both traditional and modern navigational aids, we can ensure safer and more enjoyable journeys, whether we are traversing the open ocean or exploring local trails.

在现代社会，导航已成为我们日常生活中不可或缺的一部分。无论我们是开车前往新地点、横渡海洋还是在荒野中徒步旅行，拥有合适的工具可以产生巨大的不同。对于任何旅行者来说，最重要的工具之一就是导航辅助工具，它指的是任何帮助个人确定其位置并找到方向的设备或系统。这些工具可以从传统的指南针和地图到先进的GPS系统和移动应用程序。历史上，水手依靠星星和自然地标作为他们主要的导航辅助工具。古代波利尼西亚人因其使用星星、风和海流在广阔的海洋中导航的惊人能力而闻名。他们会记住星星的位置，并利用这些信息安全地引导他们的独木舟穿越太平洋。这种导航方法虽然简单，但需要广泛的知识和经验。随着技术的发展，导航工具也不断进步。11世纪磁性指南针的发明彻底改变了海上旅行。水手们现在可以在阴云密布的夜晚确定方向，即使星星不可见。指南针成为历史上最重要的导航辅助工具之一，使探险者能够更深入地进入未知领域。在20世纪，雷达和声纳技术的发展提供了更复杂的导航辅助工具。雷达可以让船只和飞机探测其他船只和陆地，而声纳则用于绘制海底。这些技术极大地提高了导航的安全性和效率，特别是在恶劣天气条件或不熟悉的水域中。如今，全球定位系统（GPS）可能是最广为人知的导航辅助工具。GPS利用绕地球轨道运行的卫星向用户提供实时位置信息。该技术已经改变了我们的导航方式，使得任何拥有智能手机的人都可以在世界任何地方找到方向。只需轻点几下屏幕，我们就可以访问详细地图、接收逐向指示，甚至找到附近的餐馆或加油站。然而，尽管现代的导航辅助工具如GPS极为有用，但它们也存在某些缺点。例如，过度依赖技术可能导致基本导航技能的缺乏。今天，许多人可能会难以阅读传统地图或使用指南针，因为他们习惯于仅依赖设备。此外，在偏远地区或恶劣天气条件下，GPS信号有时可能不可靠，这可能导致危险情况，如果一个人没有做好准备。总之，导航辅助工具在几个世纪中经历了显著的演变，从星星到复杂的卫星系统。每一次进步在增强我们探索和旅行的能力方面都发挥了至关重要的作用。虽然现代技术提供了便利和准确性，但重要的是要记住基本导航技能的重要性。通过理解和利用传统与现代的导航辅助工具，我们可以确保在无论是横渡开放海洋还是探索当地小径时，都能享受更安全、更愉快的旅程。