1. 治疗;疗法;疗程
    Treatment is medical attention given to a sick or injured person or animal.

    e.g. Many patients are not getting the medical treatment they need.
           很多病人没有得到他们需要的医治。
    e.g. …a veterinary surgeon who specialises in the treatment of cage birds.
           专门诊治笼养鸟类的兽医

2. 对待；待遇
    Your treatment of someone is the way you behave towards them or deal with them.

    e.g. We don't want any special treatment...
           我们不想要任何特殊待遇。
    e.g. Ginny's initial rage at his treatment of Chris had simmered down to resentment.
           金尼起初因他对待克丽丝的态度而怒火中烧，后来这种愤怒慢慢沉淀为了憎恶。

3. 处理;治理;护理
    Treatment of something involves putting a particular substance onto or into it, in order to clean it, to protect it, or to give it special properties.

treatment

    e.g. There should be greater treatment of sewage before it is discharged...
           污水排放之前应该进行更充分的处理。
    e.g. As with all oily hair treatments, shampoo needs to be applied first.
           跟所有油性头发的护理一样，必须要先用洗发露。

4. 盛情款待;特别严厉的对待
    If you say that someone is given the full treatment, you mean either that they are treated extremely well or that they are treated extremely severely.

    e.g. If you've got friends or family coming to stay, make it really special by giving them the full treatment...
           如果你有朋友或家人要过来住，那就搞得特别一些，给予他们以热情款待。
    e.g. She'll be interrogated, jailed, interrogated again, get what's usually known as the full treatment.
           她将被审问，监禁，然后再被提审，接受通常所说的“全套款待”。