分化瓦解

例句：

1. 1. The company's merger plan was a fad that quickly led to its division and disintegration.
   公司的合并计划很快导致了它的分裂和瓦解。
2. 2. After years of neglect, the old city center began to crumble away, revealing the foundations of its forgotten past.
   经过多年的忽视，老市中心开始崩塌，露出了被遗忘的过去的基础。
3. 3. The political party's leadership was weak, leading to its fragmentation and eventual collapse.
   该政党的领导层软弱，导致其分裂并最终崩溃。