lipin

例句：

1. 1. Lipids are important components of cell membranes.
   脂质是细胞膜的重要组成部分。
2. 2. The study focused on the role of lipids in brain development.
   该研究专注于脂质在大脑发育中的作用。
3. 3.Lipids are also found in animal fats and oils.
   脂质也存在于动物脂肪和油脂中。