get on like a house on fire
关系非常好，相处得非常愉快
口语·形容相处极好
英文释义
to get along extremely well with someone
例句
They met at the party and got on like a house on fire.
典故来源
源自19世纪英国，房子着火时火势迅猛，比喻两人关系迅速变得亲密融洽。