change your tune
改变说话的方式或立场
口语·表示立场或观点突变
英文释义
to completely change one's opinion, attitude, or behavior, typically in a more favorable or accommodating way
例句
He used to criticize the plan, but after seeing the results, he changed his tune.
典故来源
源自音乐比喻，改变曲调（tune）即改变说话或行为的方式，常指因情况变化而立场反转。