median barrier

简明释义

路中护栏

英英释义

例句

1.After the accident, officials decided to reinforce the median barrier with stronger materials.

事故发生后，官员们决定用更坚固的材料加固中央隔离带。

2.Drivers feel safer knowing there is a median barrier separating the two lanes of traffic.

司机们知道有一个中央隔离带将两条车道分开，感到更安全。

3.The new highway design includes a sturdy median barrier to prevent head-on collisions.

新的高速公路设计包括一个坚固的中央隔离带，以防止正面碰撞。

4.The median barrier was installed to reduce the number of accidents on the busy road.

在繁忙的道路上安装了中央隔离带，以减少事故的发生。

5.The city council approved funding for additional median barriers in high-risk areas.

市议会批准为高风险地区增加中央隔离带的资金。

作文

In modern urban planning, the design of roadways plays a crucial role in ensuring the safety and efficiency of transportation systems. One significant feature that has gained attention is the median barrier, which serves as a physical divider between opposing lanes of traffic. The primary purpose of a median barrier (中央隔离带) is to prevent head-on collisions, which can often be fatal. By effectively separating vehicles traveling in opposite directions, these barriers contribute to reducing the likelihood of accidents and enhancing overall road safety.The implementation of median barriers has become increasingly common in various countries, especially in areas with high traffic volumes. These barriers are typically constructed from materials such as concrete, steel, or plastic, and they come in various designs to suit different roadway conditions. For instance, concrete median barriers are often used on highways due to their durability and strength, while flexible plastic barriers may be more suitable for urban environments where space is limited.One of the key benefits of using a median barrier (中央隔离带) is its ability to reduce the severity of accidents. In the event of a collision, the barrier absorbs some of the impact, preventing vehicles from crossing into oncoming traffic. This feature is particularly important on busy roads where high speeds are common. Studies have shown that the presence of a median barrier can significantly decrease the number of serious injuries and fatalities resulting from traffic accidents.Moreover, median barriers also serve an aesthetic purpose in urban design. They can be landscaped with plants or decorative elements, enhancing the visual appeal of roadways. This not only improves the environment but also contributes to a sense of community and well-being among residents. A well-designed median barrier (中央隔离带) can transform a mundane roadway into a more inviting space, encouraging pedestrians and cyclists to use the area safely.Despite their advantages, the installation of median barriers is not without challenges. Maintenance is a critical factor, as these barriers can be damaged by accidents or weather conditions. Regular inspections and repairs are necessary to ensure that they continue to function effectively. Additionally, there is ongoing debate about the best design for median barriers. Some argue that certain designs can obstruct visibility, leading to other types of accidents. Therefore, engineers and city planners must carefully consider the specific context when designing and implementing median barriers (中央隔离带).In conclusion, the role of median barriers in road safety cannot be overstated. They are essential components of modern transportation infrastructure, aimed at protecting lives and improving the flow of traffic. As cities continue to grow and evolve, the importance of effective roadway design, including the strategic placement of median barriers (中央隔离带), will remain a priority. By investing in these safety measures, we can create safer and more efficient roads for everyone.