composite material

Composite materials combine two or more substances to achieve properties unattainable by either alone.复合材料将两种或多种物质结合在一起，以实现单一物质无法达到的特性。

Wind turbine blades are typically constructed from composite materials for lightness and durability.风力涡轮机叶片通常由复合材料制成，以兼顾轻便和耐用性。