潜水员探索残骸，设法打捞了一些硬币和珠宝。

Divers exploring the ___wreck managed to salvage some coins and jewellery.

两辆警车的烧毁残骸散落在路上。

The burnt-out ___wrecks of two police cars littered the road.

我们转身看到烟雾从飞机残骸中升入空中。

We turned around and saw fumes rising in the air from the ___wreck of the plane.