decomposition rate

例句：

1. 1.The process of decomposition is essential for the growth of plants.
   分解过程对植物的生长至关重要。
2. 2. The decomposition rate of this material is very high.
   这种材料的分解速率非常高。
3. 3. The study of decomposition rates helps us understand how different materials break down over time.
   研究分解率有助于我们了解不同材料随时间如何分解。