二甲基硅油润肤和使皮肤用后滑滑的一般根据分子量不同有不同特性通常分子量低的肤感比较清爽
Dimethyl silicone oil moisturizes the skin and makes it smooth after use. Generally, it has different characteristics based on its molecular weight. Usually, the skin with a lower molecular weight feels more refreshing
以上为机器翻译结果，长、整句建议使用 人工翻译 。