pectin sugar

例句：

1. 1. This type of pectin is commonly used in jam making.
   这种果胶常用于果酱制作。
2. 2. Pectin can be used to thicken sauces and stews.
   果胶可以用来使汤和炖菜变浓。
3. 3. The addition of pectin helps preserve the freshness of the fruit.
   加入果胶有助于保持水果的新鲜度。