salvaging

动词 salvage:

1. save from ruin, destruction, or harm
   同义词：salvage, salve, relieve, save
2. collect discarded or refused material
   同义词：salvage, scavenge

1. Valuable raw materials were salvaged (from the sunken freighter).
   (从沉船中)打捞起许多贵重的原料。
2. My brother insisted on salvaging his bag that had fallen into the lake a year ago and finally he broke through and found it.
   我哥哥坚持打捞他一年前掉进湖里的那个背包，最后达到目的找到了它。