bisalt

例句：

1. 1. The chemical reaction between sodium hydroxide and acetic acid produces a bisalt compound.
   氢氧化钠与乙酸反应产生一种双碱化合物。
2. 2. Bisalt is used as a preservative in food storage to prevent spoilage.
   双碱用作食品储存的防腐剂，防止变质。
3. 3. In the process of fermentation, the bisalt reacts with water to produce carbon dioxide gas.
   在发酵过程中，双碱与水反应产生二氧化碳气体。