ginger group
noun [ C ] UK uk/ˈdʒɪn.dʒə ˌɡruːp/ us/ˈdʒɪn.dʒɚ ˌɡruːp/
（政党或其他组织中的）活跃分子集团;积极派
a group of people, especially within a political party, who try to encourage other people to follow a new, more interesting, or more active way of doing things