burn one's bridges
成語所屬單字burn
burn one's bridges — 慣用語
1. to act in a way that destroys your chances of going back to a job, friendship, o
1.慣用語
釋義
斷後路；自斷退路
to act in a way that destroys your chances of going back to a job, friendship, or situation later.
例句
Sara quit by email and called the boss a fool — she really burned her bridges that morning.