空投深水炸弹

例句：

1. 1. The pilot decided to make a surprise attack by air.
   飞行员决定通过空投进行一次突袭。
2. 2. The paratroopers landed safely on the beach.
   伞兵们安全地降落在海滩上。
3. 3. The soldiers were dropped off at the border crossing.
   士兵们被空投到了边境口岸。