pepsinogen

例句：

1. 1. The enzyme plays a crucial role in the digestion process.
   该酶在消化过程中起着至关重要的作用。
2. 2. Pepsinogen is an important component of gastric juice.
   胃蛋白酶原是胃液的重要成分。
3. 3.Inhibitors of pepsinogen can be used to treat acid reflux disease.
   胃蛋白酶原抑制剂可用于治疗胃酸反流病。