back bearing

简明释义

1. 反方向; 2. 后方位角; 3. 反象限角; 4. 后轴承; 5. 反方向角; 6. 掉头方向角; 7. 掉头方向; 8. 后象限角;

英英释义

例句

1.The pilot adjusted the flight path using a back bearing 回方位 from the last known waypoint.

飞行员根据最后已知航点调整了航线，使用了back bearing 回方位。

2.After reaching the summit, we took a back bearing 回方位 to ensure we could find our way back down.

到达山顶后，我们进行了一个back bearing 回方位以确保能找到下山的路。

3.The navigator used a back bearing 回方位 to confirm their position on the map.

导航员使用了一个back bearing 回方位来确认他们在地图上的位置。

4.In orienteering, taking a back bearing 回方位 is crucial for finding your starting point.

在定向越野中，获取back bearing 回方位对于找到起点至关重要。

5.To avoid getting lost in the forest, we noted the back bearing 回方位 before heading into the thick trees.

为了避免在森林中迷路，我们在进入密林之前记录了back bearing 回方位。

作文

Understanding navigation is crucial for anyone who wishes to explore the great outdoors, whether it's hiking in the mountains or sailing across oceans. One of the essential concepts in navigation is the idea of a back bearing. A back bearing, or the reverse direction from a given point, allows navigators to retrace their steps accurately. This term is especially relevant when using a compass, where knowing how to find your back bearing can mean the difference between getting lost and finding your way home.When you set out on a journey, you often start by taking a bearing, which is the direction you are heading towards. For instance, if you are heading north at a bearing of 0 degrees, your back bearing would be 180 degrees, pointing directly south. This concept is vital because it helps you understand not just where you are going, but also how to return safely to your starting point.In practical terms, to calculate your back bearing, you simply add or subtract 180 degrees from your current bearing. If your bearing is more than 180 degrees, you subtract 180; if it is less than 180 degrees, you add 180. This simple calculation provides a reliable method to ensure that you can navigate back to your original location without confusion.Imagine you are hiking in a dense forest. You might take a bearing of 75 degrees to reach a viewpoint. After enjoying the scenery, you decide to head back. By determining your back bearing of 255 degrees (which is 75 + 180), you can confidently make your way back through the trees. Without this skill, you could easily become disoriented, especially in an environment where landmarks are scarce.Moreover, understanding the back bearing principle can enhance your overall navigation skills. It encourages you to be aware of your surroundings and to think critically about your path. Rather than blindly following a trail, you learn to engage with the landscape, making mental notes of significant features along the way, which can aid in your return journey.In conclusion, the concept of a back bearing is not just a technical term; it is a fundamental aspect of navigation that empowers adventurers to explore with confidence. By mastering the ability to calculate and utilize your back bearing, you equip yourself with the tools necessary to navigate effectively, ensuring that every journey is both enjoyable and safe. Whether you are a seasoned explorer or a novice, understanding the back bearing will undoubtedly enhance your outdoor experiences, allowing you to venture into the unknown while always having a reliable way to return home.

理解导航对于任何希望探索大自然的人来说都是至关重要的，无论是在山中徒步旅行还是在海洋中航行。导航中的一个基本概念就是“back bearing”的概念。“back bearing”或称为从给定点的反向方向，使导航员能够准确地追溯他们的步伐。这个术语在使用指南针时尤其相关，知道如何找到你的“back bearing”可能意味着不迷路和安全回家的区别。当你开始一次旅程时，你通常会先确定一个方位，也就是你要前进的方向。例如，如果你朝北行驶，方位为0度，那么你的“back bearing”将是180度，指向正南。这一概念至关重要，因为它不仅帮助你了解你要去的地方，还能确保你安全返回到起点。在实际操作中，计算你的“back bearing”很简单，你只需从当前方位上加或减去180度。如果你的方位超过180度，你就减去180；如果少于180度，则加上180。这个简单的计算提供了一种可靠的方法，以确保你可以毫不混淆地导航回原来的位置。想象一下你在密林中徒步旅行。你可能会以75度的方位到达一个观景点。在欣赏完美景后，你决定返回。通过确定你的“back bearing”为255度（即75 + 180），你可以自信地穿越树木回去。如果没有这项技能，你很容易就会迷失方向，特别是在地标稀少的环境中。此外，理解“back bearing”原则可以增强你整体的导航技能。它鼓励你关注周围环境，并批判性地思考你的路径。与其盲目跟随小径，你学会与自然景观互动，在途中记下重要特征，这可以帮助你回程。总之，“back bearing”的概念不仅仅是一个技术术语；它是导航的基本方面，赋予冒险者自信地探索的能力。通过掌握计算和利用你的“back bearing”的能力，你为自己装备了有效导航所需的工具，确保每次旅程都是愉快而安全的。无论你是经验丰富的探险家还是新手，理解“back bearing”无疑会增强你的户外体验，让你在未知中勇敢探索，同时始终拥有可靠的回家之路。