柯林斯词典cotton wool 1. N-UNCOUNT Cotton wool is a soft mass of cotton, used especially for applying liquids or creams to your skin. 脱脂棉; 药棉[英国英语] ...cotton wool balls. …脱脂棉球。 返回 cotton wool剑桥词典cotton in the form of a soft mass , usually used for cleaning your skin （通常用于清洁皮肤的）药棉，脱脂棉 cotton wool balls /pads 棉球／垫 返回 cotton wool