MDA

例句：

1. 1. MDA is a compound that can be found in many foods, including meat and fish.
   MDA是一种可以在许多食物中找到的化合物，包括肉类和鱼类。
2. 2. The study found that MDA levels in the brain were higher in people with depression.
   研究发现，抑郁症患者大脑中的MDA水平更高。
3. 3. MDA is often used as a food additive to improve flavor and texture.
   MDA通常被用作食品添加剂，以改善风味和质地。