渐进性坏死

例句：

1. 1. The patient's condition worsened progressively over the next few days.
   患者在接下来的几天里病情逐渐恶化。
2. 2.The disease progressed progressively until it was incapacitating.
   疾病逐渐恶化，最终变得无法治愈。
3. 3.The research showed that the process of cell death is progressively more rapid with age.
   研究表明，随着年龄的增长，细胞死亡的过程越来越快。