break ranks
背离集体行动或决策
正式·政治·表示背离集体
英文释义
to defy authority or go against the group; to act independently or differently from others in a group
例句
Several senators broke ranks with their party to vote against the bill.
典故来源
源自军事术语，指士兵离开队列，引申为背离集体或权威的立场。