这则成语有关的故事最早出自《战国策·楚策四》。被弓箭吓怕了的鸟不容易安定，比喻经过惊吓的人碰到一点动静就非常害怕。

The story related to this idiom first came from "Warring States Policy: Chu Ce IV". A bird frightened by a bow and arrow is not easy to settle down. It is a metaphor for a frightened person who is very frightened at the slightest movement.