phenol formaldehyde resin

例句：

1. 1. This type of resin is commonly used in the production of furniture.
   这种树脂常用于家具生产。
2. 2. The resin was extracted from the tree's sap, which is a natural resource.
   这种树脂是从树液中提取的，是一种天然资源。
3. 3. The resin has been shown to have antibacterial properties, making it useful for medical applications.
   这种树脂已被证明具有抗菌性质，使其在医疗应用中很有用。