A representative group consists of a small number of people who have been chosen to make decisions on behalf of a larger group.
代表制的; 代议制的 The new head of state should be chosen by an 87-member representative council. 新的国家元首应该由87人组成的代表委员会选出。
A representative is a person whose job is to sell a company's products or services, especially by travelling around and visiting other companies.
销售代理 She had a stressful job as a sales representative. 作为一名销售代理,她的工作压力很大。