Vesicula lucida

例句：

1. 1. The gastric cae is a small sac that stores food and hormones.
   胃泡是一个储存食物和激素的小囊。
2. 2. Gastric cae plays an important role in digestion.
   胃泡在消化过程中起着重要的作用。
3. 3. The gastric cae is responsible for the absorption of nutrients from the food we eat.
   胃泡负责吸收我们吃的食物中的营养物质。