1. The salvage operation had been a complete failure.
    打捞工作彻底失败了。

2. The salvage operation had been a complete failure.
    打捞工作彻底失败了。

3. The captain of the Elkor ordered his men to salvage as much as possible from the wreck.
    "埃尔科"号船长命令船员们尽量从沉船中打捞物品，

4. The pie committee telephoned a local garage owner who arrived in a recovery truck to salvage the pie dish.
    馅饼委员会给当地汽车修理库老板打电话，他闻讯后开着一辆急修车前来打捞盘子。