PPI

例句：

1. 1. The skin needs a good amount of oil to keep it moisturized.
   皮肤需要适量的油脂来保持滋润。
2. 2. The doctor advised him to use sunscreen and avoid long-term exposure to UV rays.
   医生建议他使用防晒霜并避免长时间暴露在阳光下。
3. 3. The PPI medication helps reduce the risk of heart disease by lowering cholesterol levels.
   这种PPI药物通过降低胆固醇水平来降低心脏病的风险。