transseptal fibers

例句：

1. 1. The transseptal fibers in the heart are essential for blood circulation.
   心脏中的跨隔纤维对于血液循环至关重要。
2. 2. Transseptal surgery is a common procedure to repair congenital heart defects.
   通过手术修复先天性心脏病缺损是常见的治疗方法。
3. 3. The researcher found that the transseptal fibers in the lungs were responsible for filtering out pollutants.
   研究者发现肺部的跨隔纤维负责过滤污染物。