capsule walls的用法和樣例：
例句
- This causes the stomium to rupture, exposing the spores within the capsule.
孢子囊中的孢子在囊壁破裂時會散出。 - Results Irregular thickening of the cystic walls,septums and solid mural nodules in some cases were specific findings for the ultrasonic diagnosis of cystic renal carcinomas.
結果囊性腎癌的超聲特點為囊壁及分隔不規則增厚，部分患者囊壁上可見實性結節。
