广告代理机构：负责为客户处理广告业务的机构。
ad agency //
可数名词 An ad agency is a company whose business is to create advertisements for other companies or organizations. 广告代理公司
设计类的同学出来基本上有两类出路，一是到 广告公司 ( Ad Agency )或者设计公司(Design Firm)，做专业设计人员；二是到各行业公司里的设计部门，做in-house设计人员。
He got rid of NutriSystem's AD agency.
他抛弃了NutriSystem的广告代理商。
Work as a team with your AD rep or AD agency.
与广告代理商要团队协作。
Going to the company's ad agency won't work either.
找这个公司的广告代理商也不起作用。
Song proposes that Ad Agency Planners will break away and form their own niche practices.
That means bottom-line responsibility for the flagship office of the fifth-largest ad agency in the world.
For example, in early 2011 I met the chairman of a top 3 ad agency.