septum of scrotum

例句：

1. 1. The septum of the testicles is a thin membrane that separates the sperm from the egg.
   睾丸的隔膜是一个薄膜，将精子与卵子分隔开。
2. 2.The septic tank has a septum that separates it from the main water supply.
   化粪池有一个隔膜，将其与主要供水系统分隔开。
3. 3. The doctor inserted a needle through the skin and into the muscle to create a septum for stitches.
   医生通过皮肤和肌肉插入针头来创建一个隔膜，用于缝合。