up in arms
愤怒或激动到极点的状态
口语·表达群体愤怒或抗议
英文释义
to be angry, upset, or outraged about something
例句
The residents were up in arms about the new construction plan.
典故来源
源自中世纪拿起武器准备战斗的意象，比喻强烈抗议或愤怒情绪。