bulbospiral fibers

例句：

1. 1. The surgeonused a surgical microscope to examine the intricatespiral fibers of the tissue.
   外科医生使用手术显微镜来检查组织中复杂的螺旋纤维。
2. 2. The researcher discovered that the spiralfibers in the plant were essential forits growth and development.
   研究者发现植物中的螺旋纤维对其生长和发育至关重要。
3. 3. The scientistanalyzed the structure of the spiral fibersin the bone to understand its mechanical properties.
   科学家分析了骨骼中螺旋纤维的结构，以了解其机械性质。