掩护炮火

例句：

1. 1. The ship's hull was severely damaged in the storm.
   这艘船的船体在暴风雨中严重受损。
2. 2. The hull of the boat is made from wood.
   这艘船的船身是用木头做的。
3. 3. The hull of the ship is very strong and can withstand heavy loads.
   这艘船的船身非常坚固，可以承受重载。