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- We have put behind us the problem with the first contract for the urban area sewage tunnels and are pressing on with the infrastructure that will allow the sewage from the main city area to be properly treated at last. 我们已与承办商签订首份市区污水隧道合约，问题也迎刃而解。此外，我们继续推展最终可使主要都市地区的污水得到妥善处理的基建计划。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- A pipe for carrying off water or sewage. 排水管排水或污水的管子
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- The two lanes merge going into the tunnel. 两条车道会合后引入隧道。
- The truck cleared the tunnel safely. 卡车安全地通过了隧道。
- He has to stoop to get through the tunnel. 他得弯下腰走过地道。
- The roar of the train reverberated in the tunnel. 火车的轰隆声在隧道里回荡。
- The prisoner escaped by digging an underground tunnel. 囚犯挖了一条地道逃跑了。
- It requires great efforts to clarify sewage in cities. 净化城市的污水需要很大的努力。
- sewage tunnel 污水隧道
- The roof of the tunnel caved in (on the workmen). 隧道顶坍塌(压住工人).
- The roof of the tunnel was supported by wooden props. 坑道顶用木柱支撑。
- A tunnel dug to intercept and destroy an enemy's mine. 对抗地道截断或破坏敌人坑道而挖的地道
- The river was contaminated with sewage. 这河水被污水污染了。
- The sewage pipes were choked with rubbish. 垃圾阻塞了污水管道。
- Suddenly the train roared into a tunnel and everything was black. 突然火车轰隆隆地驶入一个隧道，四周的一切都漆黑一团。
- The tunnel contract to a narrow passageway as you go deep. 再往里走，坑道缩小成了一条窄窄的通道。
- The waste material and water carried in sewage. 污水，污物从下水道中排出。
