词根cost+al词缀，中文意思是adj. 肋的肋骨的前腺脉的
例如
To study the influence of the different preservative methods on homograft costal cartilage.探讨不同保存方法对同种异体肋软骨移植的影响。
Conclusion Spiral ct has important value in the diagnosis of costal cartilage fracture.结论螺旋CT扫描对肋软骨骨折的诊断有重要价值。
