homing beacon

简明释义

归航信标

英英释义

例句

1.The rescue team used a homing beacon to locate the stranded hikers in the mountains.

救援队使用了一个信标来定位被困在山中的徒步旅行者。

2.The military uses homing beacons to guide aircraft back to base during operations.

军方使用信标在行动期间引导飞机返回基地。

3.The lost ship activated its homing beacon to alert nearby vessels of its position.

失踪的船只激活了它的信标，以提醒附近的船只其所在位置。

4.In the event of an emergency, the satellite phone can send a signal from its homing beacon.

在紧急情况下，卫星电话可以通过其信标发送信号。

5.Each drone is equipped with a homing beacon for safe return in case of signal loss.

每架无人机都配备了一个信标，以便在信号丢失时安全返回。

作文

In the vast expanse of the universe, where stars twinkle like distant dreams and planets orbit silently, there exists a remarkable technology that has revolutionized navigation: the homing beacon. A homing beacon is a device that emits signals to guide individuals or vehicles to a specific location. These beacons can be found in various forms, from the simple lighthouses on rocky shores to sophisticated satellite systems that help airplanes navigate through clouds and storms. The essence of a homing beacon lies in its ability to provide direction and safety, making it an invaluable tool in both everyday life and extraordinary circumstances.The concept of a homing beacon can be likened to a guiding light in the dark. Imagine a ship lost at sea, surrounded by nothing but endless water and darkness. In such a scenario, a lighthouse serves as a homing beacon, emitting a steady light that can be seen from miles away. This light not only helps the ship's captain to determine their location but also warns them of nearby hazards. Similarly, in aviation, a homing beacon assists pilots in navigating through challenging weather conditions, ensuring they reach their destination safely.In recent years, the advancements in technology have transformed the way homing beacons function. With the advent of GPS (Global Positioning System), the traditional understanding of navigation has evolved. GPS devices act as modern homing beacons, providing real-time location data to users. Whether you are driving through a bustling city or hiking in the wilderness, a GPS device can guide you with precision, making it easier to find your way.Moreover, homing beacons are not limited to terrestrial navigation. In the realm of space exploration, NASA utilizes various types of homing beacons to track spacecraft and ensure they remain on course. For instance, when a rover lands on Mars, it is equipped with homing beacons that communicate with mission control on Earth, allowing scientists to monitor its movements and gather valuable data about the Martian landscape.The significance of homing beacons extends beyond navigation; they also play a crucial role in search and rescue operations. When a person goes missing in remote areas, rescuers often rely on personal locator beacons (PLBs) that emit distress signals. These homing beacons enable search teams to locate individuals quickly, potentially saving lives in critical situations. The emotional weight of knowing that a homing beacon can bring someone back to safety cannot be overstated.In conclusion, the homing beacon is much more than just a navigational aid; it embodies the human spirit's quest for exploration and safety. From ancient mariners using lighthouses to modern explorers relying on GPS, homing beacons have guided countless individuals through the uncertainties of travel and adventure. As technology continues to advance, the future of homing beacons looks promising, with new innovations set to enhance our ability to navigate the world around us. Ultimately, whether on land, sea, or in the cosmos, the homing beacon remains a symbol of hope and direction, illuminating the path forward for all who seek it.

在宇宙的辽阔空间中，星星像遥远的梦想一样闪烁，行星静静地绕着轨道运行，存在着一种革命性的导航技术：归航信标。归航信标是一种发出信号以指导个人或车辆到达特定位置的设备。这些信标可以以多种形式出现，从岩石海岸上的简单灯塔到帮助飞机在云层和风暴中导航的复杂卫星系统。归航信标的本质在于它提供方向和安全，使其成为日常生活和非凡情况下不可或缺的工具。归航信标的概念可以比作黑暗中的指路明灯。想象一下，一艘船在大海中迷失，周围只有无尽的水和黑暗。在这种情况下，灯塔就像一个归航信标，发出稳定的光芒，可以从几英里外看到。这道光不仅帮助船长确定他们的位置，还警告他们附近的危险。同样，在航空领域，归航信标帮助飞行员在恶劣天气条件下导航，确保他们安全到达目的地。近年来，技术的进步改变了归航信标的功能。随着GPS（全球定位系统）的出现，导航的传统理解发生了变化。GPS设备作为现代归航信标，为用户提供实时位置信息。无论你是在繁忙的城市中驾驶还是在荒野中徒步旅行，GPS设备都能精确地引导你，使找到方向变得更容易。此外，归航信标并不限于陆地导航。在太空探索领域，美国宇航局利用各种类型的归航信标来跟踪航天器，确保它们保持在正确的轨道上。例如，当探测器在火星着陆时，它配备了归航信标，与地球的任务控制中心进行通信，使科学家能够监测其运动并收集有关火星地形的宝贵数据。归航信标的重要性不仅限于导航；它们在搜救行动中也发挥着至关重要的作用。当一个人失踪在偏远地区时，救援人员通常依赖于发出求救信号的个人定位信标（PLB）。这些归航信标使搜索队能够迅速找到个人，可能在关键情况下拯救生命。知道归航信标可以将某人带回安全的情感重量不容小觑。总之，归航信标不仅仅是导航辅助工具；它体现了人类探索和安全的追求。从古代海员使用灯塔到现代探索者依靠GPS，归航信标引导了无数人在旅行和冒险的不确定性中前行。随着技术的不断进步，归航信标的未来看起来充满希望，新创新将进一步增强我们在周围世界中导航的能力。最终，无论是在陆地、海洋还是宇宙中，归航信标始终是希望和方向的象征，为所有寻求它的人照亮前行的道路。