A walkway is a passage or path for people to walk along. Walkways are often raised above the ground.
英汉词典释义
n.
<主美>走道;通道
an overhead walkway架空的人行道The hotel was connected with the station by a walkway.人行道把旅馆和车站连接起来。Walkways allow visitors to enter the caves in perfect safety.步行道使游客可以十分安全地进入那些洞穴。