1
- a small organized dissentient group within a larger one, especially in politics（政治上持异见的）宗派, 派别, 小集团：
the left-wing faction of the party.
党内的左派。
1.1
- mass noun a state of dissension within an organization内讧, 内部意见分歧。
词源
late 15th cent. (denoting the action of doing or making something)： via French from Latin factio（n-）, from facere 'do, make'.