n.高架桥（通常有多孔）( viaduct的名词复数 )...

The viaducts are arteries for urban traffic in Shanghai so they are of fundamental importance.上海高架道路是城市交通的大动脉,其地位十分重要.An empty freight train way over one of the numerous concrete viaducts near Tiekou station on - line.一列...

viaducts的音标：...