extending structure中文什么意思

例句与用法

1. on the side of the concourse which faces siu hong court, there is an extended structure which goes across and above the light rail track to link up the station with the existing light rail siu hong stop for the convenience of passengers interchanging between two systems
   兆康站楼高两层，上层为车站大堂，下层为月台，总楼面面积为三万平方米，并设有两个公共交通交汇处，分别位于大堂南北两端，而大堂向兆康苑的一边有延伸部分，跨过轻铁路轨连接现有的轻铁兆康站，方便乘客转车。