【“虚惊一场”怎么说】

a false alarm 通常指事后才知道原来所担心的事情是不必要的惊慌。

例 Someone called to say there was a bomb inside the building, but it turned out to be a false alarm. Business as usual常用来形容事情经过了异常之后恢复正常状态，可以翻译成“一切照旧，虚惊一场”。