n.

1. 代办处，经销处，代理机构[C]
   Our company has agencies in major cities of the country.

   我公司在国内主要城市都设有代理机构。

2. 专业行政机构，局，署，处，社[C]
3. 动力，作用[S][（+of）]
   Carbon dioxide is converted into oxygen through the agency of plants.

   二氧化碳由于植物的作用转化为氧气。

4. 中介；代理[S][（+of）]
   Through the agency of relatives he got the position.

   通过亲戚的周旋，他得到了那个职位。

n.

1. a business or organization providing a particular service.
   ▸a government office or department providing a specific service for a state.
2. action or intervention so as to produce a particular result:
   canals carved by the agency of running water.
   ▸a person or thing that acts to produce a particular result.