citrate acid

例句：

1. 1.This food is fortified with citric acid to enhance its flavor.
   这种食物添加了柠檬酸以增强其风味。
2. 2.Citric acid is commonly used as a preservative in food and beverages.
   柠檬酸常用于食品和饮料中作为防腐剂。
3. 3. The citric acid in the juice helps to preserve the fruit's natural color and flavor.
   果汁中的柠檬酸有助于保持水果的自然颜色和味道。