◎風聲鶴唳fēngshēng-hèlì
[the whining of the wind and the cry of cranes;a fleeing army's suspicion of danger at the slightest sound;be so nervous and fearful that a slight movement in the wind is enough to make one jittery] 鶴唳:鶴叫。《晉書·謝玄傳》記載，東晉時，秦主苻堅率眾攻晉，列陣淝水，謝玄等率精兵擊破秦軍，秦軍在敗逃途中極度驚慌疑懼或自相驚擾。“聞風聲鶴唳，皆以為王師已至”。形容非常慌張，到了自驚自擾的程度
風聲鶴唳，草木皆兵
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