不饱和的

例句：

1. 1.The oil is unsaturated and can be used for cooking.
   这种油是不饱和的，可以用来烹饪。
2. 2. The soil is unsaturated, which means it has a lot of water but not enough to support plant growth.
   土壤是未饱和的，这意味着它有很多水，但不足以支持植物生长。
3. 3.The food industry uses unsaturated fats to make products that are healthier than saturated fats.
   食品工业使用未饱和脂肪来制造比饱和脂肪更健康的产品。