urethral stone

例句：

1. 1. He had to undergo surgeryto remove the urethral stone.
   他不得不接受手术来移除尿道结石。
2. 2. Urethral stones can cause severe pain anddiscomfort during sexual intercourse.
   尿道结石在性交时会引起严重的疼痛和不适。
3. 3. The patientwas advised to drink plenty of water andavoid over-the-counter medications thatcould cause urethral stones.
   患者被建议多喝水，避免使用可能导致尿道结石的非处方药物。