noun 下载 🔗分享 人行天桥,过街天桥. A bridge over a road, railway, river, etc for pedestrians. Examples : "To get to the park, we walked across the footbridge over the busy highway. " 为了去公园,我们走过了横跨繁忙高速公路的过街天桥。 architecture structure building place 与AI对话词汇游戏阅读练习