The dredger spooned up mud.挖泥船把泥挖起来.Back of the breakwater the dredger was working.在防波堤后面挖泥船正在工作.The slurry pump is one of the key facilities of a dredger.泥泵是水力输送式挖泥船的关键设备....
他个人已收到莱曼司令要求凿沉轮船的命令。He personally had received orders from Commander Lehmann to scuttle the ship.遇难轮船的残骸the hulk of a wrecked ship我们很难发动这艘轮船的引擎.We are having difficulty in firing up the ship's engines....