But while that makes cellular PVC more lightweight, it just isn't like wood.

但是，虽然这使得蜂窝聚氯乙烯更轻，但它不像木头。

One material that's gained traction as a wood alternative is something that's used as trims for houses called cellular PVC.

一种作为木材替代品获得牵引力的材料是一种叫做蜂窝聚氯乙烯的房屋装饰材料。