factions

英 [ˈfækʃənz]

美 [ˈfækʃənz]

n. (大团体中的)派系，派别，小集团; 派系斗争; 内讧; 纪实与虚构相结合的电影(或书等)
faction的复数

柯林斯词典

N-COUNT (大团体中的)派系，派别，小集团
Afactionis an organized group of people within a larger group, which opposes some of the ideas of the larger group and fights for its own ideas.
1. A peace agreement will be signed by the leaders of the country's warring factions.
  该国各敌对派系领导人将签署和平协议。
N-UNCOUNT 派系之争;内讧
Factionis also used to describe argument and disagreement within a group of people.
1. Faction and self-interest appear to be the norm.
  派系之争和自私自利看来非常普遍。