urethral gland

例句：

1. 1.The doctor removed the urethral gland to relieve his pain.
   医生切除了尿道腺以缓解他的疼痛。
2. 2.Urethral glands are responsible for producing the mucus that keeps the penis moist.
   尿道腺负责产生使阴茎保持湿润的黏液。
3. 3. In some cases, the removal of urethral glands can lead to infections.
   在某些情况下，切除尿道腺可能会导致感染。