microcapsules wall的用法和樣例：
例句
- Each cysticercus consists of a cyst wall and a single scolex invaginated into the lumen.
每一個囊尾蚴是由一個囊壁和陷入囊腔中的單獨一個頭節所組成的。 - Bursa is the unique structure of the birds, is located at the top of the post-cloacal, the wall is full of lymphoid tissue.
法氏囊是鳥類特有的結構，位於泄殖腔後上方，囊壁充滿淋巴組織。
