salvage cost

例句：

1. 1. The firefighters were able to salvage the damaged building.
   消防员们成功地将受损建筑抢救了出来。
2. 2.The ship was so badly damaged that it could not be salvaged.
   这艘船被严重损坏，无法修复。
3. 3. The old house was in such a state that it needed extensive repairs before it could be salvaged.
   这所老房子的状况非常糟糕，需要进行大量的修复工作才能恢复原状。