脯氨酸

例句：

1. 1. Proline is an amino acid that helps with muscle recovery after exercise.
   脯氨酸是一种氨基酸，有助于运动后肌肉恢复。
2. 2. The body needs proline to repair damaged tissues and maintain healthy cells.
   身体需要脯氨酸来修复受损的组织和保持健康的细胞。
3. 3. Proline is also found in some foods, such as meat and fish, which can help support muscle growth.
   脯氨酸也存在于一些食物中，如肉类和鱼类，可以帮助支持肌肉生长。