脂肪细胞

例句：

1. 1. The doctor said that the patient needed to lose weight to improve his health.
   医生说病人需要减肥以改善健康。
2. 2. The study found that obesity is closely related to the risk of developing heart disease.
   研究发现肥胖与心脏病的风险密切相关。
3. 3. The fat cells in the body are responsible for storing energy and producing hormones.
   体内的脂肪细胞负责储存能量和产生激素。