metal hull

例句：

1. 1. The ship's metal hull is designed to withstand the harsh sea conditions.
   这艘船的金属船壳设计用来承受恶劣的海况。
2. 2.The new car has a sleek metal hull that makes it look more modern.
   这款新车有一个光滑的金属船壳，看起来更现代。
3. 3. The construction of the bridge was done entirely in metal hull.
   桥梁的建设完全是用金属船壳完成的。