名词

1. 任…处理;供…任意使用;由…自由支配
If you have something at your disposal, you are able to use it whenever you want, and for whatever purpose you want. If you say that you are at someone's disposal, you mean that you are willing to help them in any way you can.

2. (废物等的)丢掉，清理，销毁，处理
Disposal is the act of getting rid of something that is no longer wanted or needed.

1. the act or means of getting rid of something

Synonym: disposition

2. a method of tending to or managing the affairs of a some group of people (especially the group's business affairs)

Synonym: administration

3. a kitchen appliance for disposing of garbage

Synonym: electric piggarbage disposal

4. the power to use something or someone

e.g. used all the resources at his disposal