urethrorectal

例句：

1. 1. Urethrorectal infections are a common cause of lower urinary tract symptoms.
   尿道直肠感染是导致下尿路症状的常见原因。
2. 2.He underwent an urethrorectal biopsy to investigate the cause of his persistent pain.
   他接受了一次尿道直肠活组织检查，以调查他持续疼痛的原因。
3. 3.The patient was diagnosed with urethrorectal cancer and underwent surgery.
   患者被诊断出患有尿道直肠癌，并接受了手术。