polychloride

例句：

1. 1.Polychloride is a type of plastic that is commonly used in packaging.
   多氯化合物是一种常用于包装的塑料。
2. 2. The polychloride was found to have a high resistance to corrosion.
   这种多氯化合物被发现具有很强的抗腐蚀性。
3. 3. Polychloride is often used as an additive in paints and coatings to improve their durability.
   多氯化合物常被用作油漆和涂层的添加剂，以增强其耐用性。