a bolt from the blue

含义

something important that happens completely unexpectedly

完全出乎意料的重大事件.

例句

1. 1The news that the factory was closing came as a bolt from the blue to everyone in town.
2. 2Her resignation was a bolt from the blue; nobody in the office had seen it coming.
3. 3After ten years of silence, a letter from my long-lost cousin arrived like a bolt from the blue.
4. 4Was the job offer from the London studio a bolt from the blue, or had you applied?
5. 5Dad never wins anything, so the phone call about the raffle prize was a bolt from the blue.

语法

通常用在 be、come as 或 like 之后。保留 a 和 the blue；the blue 指天空。也说 a bolt out of the blue。