dianionic surfactant

例句：

1. 1. The dianionic surfactant is used in the cleaning of oily surfaces.
   这种离子表面活性剂用于清洗油渍表面。
2. 2.The dianionic surfactant helps to remove grease from the skin.
   这种离子表面活性剂有助于从皮肤上去除油脂。
3. 3.The dianionic surfactant is commonly used in household cleaning products.
   这种离子表面活性剂常用于家庭清洁产品中。