词语

打草惊蛇原指惩罚了别人也警戒了自己。后喻指作事不密致使人有所戒备。例空自去打草惊蛇倒吃他做了手脚，却是不好。——《水浒传》英beat the grass and frighten away the snake; (fig) act rashly and alert the enemy;