聚氯乙烯

例句：

1. 1. The plastic bags are made from PVC.
   这些塑料袋是用聚氯乙烯制成的。
2. 2. The floor tiles are made of PVC.
   地板瓷砖是用聚氯乙烯做的。
3. 3. The pipes in the house are made of PVC.
   家里的水管是用聚氯乙烯做的。