pedestrian overpass

例句：

1. 1.The pedestrian overpass is a crucial part of the city's transportation network.
   行人天桥是城市交通网络中至关重要的一部分。
2. 2.The pedestrian overpass provides a safe and convenient crossing point for pedestrians.
   行人天桥为行人提供了一个安全且便捷的过街点。
3. 3. The pedestrian overpass was designed to accommodate the growing number of people using it daily.
   行人天桥的设计是为了适应每天使用它的人数不断增加。