lactofil

例句：

1. 1. The lactofil is a crucial ingredient in the production of cheese.
   乳清滤液是生产奶酪的关键成分。
2. 2.The lactofil is used to remove impurities from milk before it is processed into dairy products.
   乳清滤液用于在加工成乳制品之前去除牛奶中的杂质。
3. 3. The lactofil is also used as a source of protein for animal feed.
   乳清滤液也用作动物饲料的蛋白质来源。