酯

例句：

1. 1. The chemical reaction between the two substances produces a new compound called an ester.
   两种物质之间的化学反应产生了一种叫做酯的新化合物。
2. 2. The taste of the food is enhanced by the addition of acid esters.
   食物的味道通过添加酸酯得到了增强。
3. 3. The process of converting sugar into ethanol involves using an acid ester as a catalyst.
   将糖转化为乙醇的过程涉及使用酸酯作为催化剂。