estergum

例句：

1. 1. The chemical reaction between the two substances produces a new compound called estergum.
   这两种物质之间的化学反应产生了一种叫做酯类的化合物。
2. 2. Estergum is widely used in the food industry as an emulsifier and stabilizer.
   酯类在食品工业中广泛用作乳化剂和稳定剂。
3. 3. The estergum molecules are responsible for the unique flavor of many fruits and vegetables.
   酯类分子负责许多水果和蔬菜的独特风味。