creosote coal tar solution

例句：

1. 1.The solution is used to treat skin diseases.
   这种溶液用于治疗皮肤病。
2. 2. The doctor prescribed a solution of medicine for her.
   医生给她开了一种药的溶液。
3. 3. The scientist developed a new solution to the problem.
   科学家开发了一种解决该问题的新溶液。