Severed limb的用法和樣例：
例句
- It seemed, therefore, that all scientists needed to do was figure out how to induce an amputated limb to form a blastema.
因此科學家的目標，就是找出如何誘導斷肢形成芽基的方法。 - The researchers also found that the dermis and cartilage played an important role in shaping the limb.
研究人員同時發現真皮細胞和軟骨細胞在斷肢再生的過程中扮演著十分重要的角色。
