treatment class

例句：

1. 1. The doctor prescribed a new treatment for her illness.
   医生为她的病开了一种新的治疗方法。
2. 2. The patient received the best possible treatment at the hospital.
   病人在医院接受了最好的治疗。
3. 3. The new drug was tested on several patients before being approved for use.
   这种新药在几个病人身上测试后，才被批准使用。