heparinate

例句：

1. 1.The ground was soggy and heparinated the seeds.
   地面潮湿，种子被硬化了。
2. 2.The soil was heparinated by the rain.
   雨水使得土壤硬化。
3. 3. The road was heparinated by the frost.
   霜冻使得道路硬化。