paraurethral canals

例句：

1. 1. The doctor advised him to undergo surgery immediately after the operation.
   医生建议他在手术后立即接受手术。
2. 2. The patient was informed that they would need to follow a strict diet for several weeks.
   患者被告知他们需要遵循严格的饮食几周。
3. 3. The researcher found that paraurethral canals play an important role in maintaining sexual health.
   研究者发现会阴管在维护性健康方面起着重要的作用。