signal light

简明释义

信号灯

英英释义

例句

1.She noticed a malfunction in the signal light 信号灯 while driving.

她开车时注意到信号灯 信号灯发生了故障。

2.Emergency vehicles often rely on signal lights 信号灯 to navigate through traffic.

紧急车辆通常依赖于信号灯 信号灯 在交通中穿行。

3.Make sure to check the signal light 信号灯 before crossing the street.

在过马路之前，一定要检查一下信号灯 信号灯。

4.The car stopped when the signal light 信号灯 turned red.

当信号灯 信号灯变成红色时，汽车停下来了。

5.The signal light 信号灯 indicates when it's safe to turn left.

信号灯 信号灯 显示何时可以安全左转。

作文

In the modern world, traffic management has become increasingly important for ensuring the safety and efficiency of our roadways. One of the key components of this system is the use of signal light, which plays a crucial role in directing the flow of vehicles and pedestrians. A signal light (信号灯) typically consists of three colored lights: red, yellow, and green, each representing different instructions to drivers and pedestrians. The red light indicates that vehicles must stop, the green light signals that it is safe to go, and the yellow light warns that the signal is about to change. The implementation of signal lights (信号灯) has significantly reduced the number of accidents at intersections. Before the widespread use of these lights, intersections were often chaotic, with drivers relying on their judgment to navigate through cross traffic. This often led to confusion and collisions. However, with the introduction of signal lights (信号灯), traffic flow has become more organized, allowing for a smoother and safer driving experience.In addition to improving safety, signal lights (信号灯) also enhance the efficiency of traffic movement. By regulating the timing of the lights, city planners can optimize traffic flow during peak hours, reducing congestion and minimizing travel time. For instance, synchronized signal lights (信号灯) along major routes can help maintain a steady pace for vehicles, preventing stop-and-go traffic that wastes fuel and increases emissions.Moreover, signal lights (信号灯) are not limited to vehicular traffic; they also play an essential role in pedestrian safety. Many crosswalks are equipped with their own signal lights (信号灯) that indicate when it is safe for pedestrians to cross. This is particularly important in busy urban areas where foot traffic is high. The presence of signal lights (信号灯) helps ensure that both drivers and pedestrians are aware of their rights and responsibilities on the road.However, despite the advantages of signal lights (信号灯), there are still challenges that need to be addressed. For example, malfunctioning signal lights (信号灯) can lead to confusion and accidents, as drivers may not know how to proceed. Regular maintenance and timely repairs are necessary to ensure that these systems function correctly. Additionally, as technology advances, the integration of smart traffic systems with signal lights (信号灯) is becoming more common. These systems can adapt to real-time traffic conditions, further improving safety and efficiency.In conclusion, signal lights (信号灯) are a vital part of our traffic management system. They help regulate the flow of vehicles and pedestrians, reduce accidents, and improve overall traffic efficiency. As we continue to develop smarter cities, the role of signal lights (信号灯) will only become more significant, highlighting the need for ongoing innovation and maintenance in our traffic infrastructure.