甘油基

例句：

1. 1.This product uses glycerol as a primary ingredient.
   该产品主要使用甘油作为原料。
2. 2. Glycerol is often used in cosmetics to moisturize and soften the skin.
   甘油常用于化妆品中，以保湿和软化皮肤。
3. 3. The process of converting vegetable oils into glycerol involves heating and separating theoil from its fatty acid content.
   将植物油转化为甘油的过程涉及加热并分离油中的脂肪酸含量。