treatment 
英 [ˈtriːtmənt]  美 [ˈtritmənt] 
n. 对待；待遇；治疗；疗法；处理

例句：
an effective treatment for eczema 

湿疹的有效治疗方法

She went in to hospital to have treatment for arthritis. 

她入院治疗关节炎。

There should be greater treatment of sewage before it is discharged. 

污水排放前应该进行更充分的处理。

As with all oily hair treatments, shampoo needs to be applied first. 

跟所有油性头发的护理一样，必须要先用洗发水。