arse about face
背道而馳
口語·形容做事顛倒或混亂
英文釋義
to do something in a completely disorganized or backwards manner
例句
He did the whole project arse about face and had to start over.
典故來源
源自英國俚語,字面意為“屁股朝臉”,形容做事順序顛倒或混亂。