fundus of gland

例句：

1. 1.The fundus of the stomach is where the acid production occurs.
   胃的基部是胃酸产生的地方。
2. 2. The fundus of the heart is responsible for pumping blood to the rest of the body.
   心脏的基部负责将血液泵送到身体的其他部位。
3. 3. Fundus refers to the part of a structure that is visible when viewed from above.
   fundus指的是从上方观察时可见的结构部分。