补整器

例句：

1. 1. The new car has a composite body that is lighter and stronger than steel.
   这款新车有一个比钢更轻更强复合材料的车身。
2. 2. The engineers used a composite material to make the roof of the house more energy-efficient.
   工程师们使用了复合材料来制作房子的屋顶，使其更加节能。
3. 3. Composite materials are widely used in construction because they can be molded into various shapes.
   复合材料在建筑中被广泛使用，因为它们可以被塑形成各种形状。