trolley pole

简明释义

集电杆

英英释义

例句

1.The bus driver adjusted the trolley pole to ensure a proper connection with the overhead wires.

公交车司机调整了电车杆以确保与高架电线的良好连接。

2.During the maintenance check, they found that the trolley pole was damaged and needed replacement.

在维护检查中，他们发现电车杆受损，需要更换。

3.As the tram approached the station, the conductor lowered the trolley pole to switch tracks.

当有轨电车接近车站时，列车员降低了电车杆以便切换轨道。

4.Passengers watched as the trolley pole gracefully lifted to reconnect with the power lines.

乘客们看着电车杆优雅地升起，与电线重新连接。

5.The trolley pole must be kept clean to ensure efficient power transfer.

必须保持电车杆的清洁，以确保高效的电力传输。

作文

In many cities around the world, public transportation plays a crucial role in the daily lives of residents. One of the fascinating components of this system is the electric trolleybus, which utilizes a unique mechanism to draw power from overhead wires. At the heart of this mechanism is the trolley pole, a vital part that connects the bus to the electrical supply. The trolley pole is a long, flexible rod that extends from the roof of the trolleybus and makes contact with the overhead wire. This design allows the vehicle to move freely along its route while maintaining a continuous power supply.The functionality of the trolley pole is quite remarkable. It consists of a lightweight material, often aluminum, which ensures that it can withstand the rigors of urban travel without adding excessive weight to the vehicle. The pole is equipped with a special collector shoe at its end, which glides along the wire, ensuring a steady flow of electricity. This system not only provides an eco-friendly alternative to traditional diesel buses but also enhances the efficiency of public transport by reducing emissions and noise pollution.Historically, the use of trolley poles dates back to the early 20th century when cities began to embrace electric streetcars and trolleys. As urban areas expanded, the demand for efficient public transportation grew, leading to the development of these innovative vehicles. Today, many cities continue to rely on trolleybuses as a sustainable means of transit, thanks in part to the reliable performance of the trolley pole.Moreover, the design of the trolley pole has evolved over the years. Modern versions are often equipped with advanced technology, such as automatic retracting mechanisms that allow the pole to detach safely from the wire when necessary. This feature is particularly important during maintenance or in emergencies, ensuring the safety of passengers and operators alike.In addition to their practical function, trolley poles have become iconic symbols of urban transport in many cities. They represent a commitment to sustainable development and a forward-thinking approach to public infrastructure. As cities strive to reduce their carbon footprints, the role of trolleybuses and their trolley poles will likely become even more significant.In conclusion, the trolley pole is an essential component of the electric trolleybus system, facilitating the transfer of electricity and contributing to the overall efficiency of public transportation. Its design and functionality not only enhance the operational capabilities of trolleybuses but also embody a commitment to sustainable urban mobility. As we continue to seek greener alternatives in transportation, understanding the importance of the trolley pole and its role in modern transit systems is crucial for both current and future generations. By embracing such innovations, we can work towards creating cleaner, more efficient cities that prioritize the well-being of their residents and the environment.

在世界许多城市，公共交通在居民的日常生活中扮演着至关重要的角色。电动无轨电车是这一系统的一个迷人组成部分，它利用一种独特的机制从架空电线中获取电力。这一机制的核心是trolley pole，这是连接电车与电源的重要部分。trolley pole是一根长而灵活的杆，从无轨电车的顶部伸出，接触到架空电线。这种设计使车辆能够在其路线自由移动，同时保持持续的电力供应。trolley pole的功能非常显著。它由轻质材料（通常是铝）制成，确保它能够承受城市旅行的压力，而不会给车辆增加过多的重量。杆的末端配有特殊的收集鞋，沿着电线滑动，确保电流的稳定流动。这一系统不仅提供了传统柴油公交车的环保替代方案，还通过减少排放和噪音污染提高了公共交通的效率。历史上，trolley pole的使用可以追溯到20世纪初，当时城市开始采用电动街车和无轨电车。随着城市区域的扩展，对高效公共交通的需求增加，导致这些创新车辆的发展。今天，许多城市继续依赖无轨电车作为可持续的交通方式，这在很大程度上得益于trolley pole的可靠性能。此外，trolley pole的设计多年来也有所演变。现代版本通常配备先进技术，例如自动收回机制，使杆在必要时能够安全地与电线分离。这一特性在维护或紧急情况下尤为重要，确保乘客和操作员的安全。除了它们的实用功能，trolley pole已成为许多城市城市交通的标志性象征。它们代表了对可持续发展的承诺以及对公共基础设施的前瞻性思考。随着城市努力减少碳足迹，无轨电车及其trolley pole的作用可能会变得更加重要。总之，trolley pole是电动无轨电车系统的一个基本组成部分，促进了电力的转移，并有助于公共交通的整体效率。它的设计和功能不仅增强了无轨电车的操作能力，还体现了对可持续城市流动性的承诺。在我们继续寻求交通领域更环保的替代方案时，理解trolley pole的重要性及其在现代交通系统中的作用，对于当前和未来的世代都至关重要。通过拥抱这样的创新，我们可以朝着创建更清洁、更高效的城市迈进，这些城市优先考虑居民和环境的福祉。