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非表面活性剂的添加剂称作助洗剂,长期以来用以改进表面活性剂的去污作用。
Nonsurfactant additives known as "builders" have long been used to improve detergent action of surfactants.
就像山泉、洁净的湖水或纯净的海洋,水晶般清澈、透明,并富含使人年轻和去污作用的离子;
Crystal clear, transparent and full of all the rejuvenating and cleansing ions of a mountain stream, pristine lake or the purest ocean;
试解释清洁剂在去污时的作用。
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