肠蛋白酵素

例句：

1. 1. The enzyme plays a crucial role in the digestion of proteins.
   这种酶在蛋白质的消化过程中起着关键作用。
2. 2. The intestinal tract is where this enzyme breaks down food.
   肠道是这种酶分解食物的地方。
3. 3. The study of this enzyme has led to new insights into the function of the human digestive system.
   研究这种酶已经揭示了人类消化系统功能的新篇章。