underground造句
They are accused of organising and financing an
underground youth movement.
他们被指控组织并资助地下青年运动。
The inves-tigators found that the
underground pipes were badly corroded.
调查人员发现地下管道严重腐蚀。
Bus routes and railways, both overground and
underground, converged on the station.
公共汽车线路和地上地下路轨都在该站交汇。