disease of Cowper's gland

例句：

1. 1. The patient wasdiagnosed with a rare form of Cowper's gland disease.
   病人被诊断出患有一种罕见的科珀氏腺疾病。
2. 2.Due to the nature of the disease, treatment is often challenging.
   由于这种疾病的性质，治疗往往具有挑战性。
3. 3. Researchers are working on developing new treatments for this rare and complex disease.
   研究人员正在研究开发新的治疗这种罕见且复杂的疾病的方法。