phenol acetaldehyde resin

例句：

1. 1.The chemical compound is used in the production of resin.
   这种化学化合物用于树脂的生产。
2. 2.Phenol is a common organic compound found in many plants.
   苯酚是一种常见的有机化合物，存在于许多植物中。
3. 3.The phenol was extracted from the wood of the tree.
   这种苯酚是从这种树的木头中提取出来的。
4. 1. Acetaldehyde is a colorless liquid that is used as a solvent.
   乙醛是一种无色液体，用作溶剂。
5. 2. Acetaldehyde is a byproduct of the fermentation process.
   乙醛是发酵过程的一个副产品。
6. 3.Acetaldehyde is a toxic substance that can cause respiratory problems.
   乙醛是一种有毒物质，可能导致呼吸问题。
7. 1. Resin is a natural product that is extracted from trees.
   树脂是从树木中提取的一种天然产品。
8. 2.Resin is used to make varnishes and coatings.
   树脂被用来制作油漆和涂层。
9. 3. Resin is a hard material that is often used to seal cracks in buildings.
   树脂是一种硬材料，通常用于密封建筑物中的裂缝。