urethroscopy

例句：

1. 1. Urethroscopy is a medical procedure used to examine the urethra and bladder.
   尿道镜检查是一种用于检查尿道和膀胱的医疗程序。
2. 2. The patient underwent urethroscopy to diagnose the cause of his urinary problems.
   患者接受了尿道镜检查以诊断他的尿路问题的原因。
3. 3. During urethroscopy, the doctor can see the inside of the urethra and perform any necessary repairs.
   在尿道镜检查期间，医生可以查看尿道的内部并进行任何必要的修复。