柯林斯词典panic attack 1. N an episode of acute and disabling anxiety associated with such physical symptoms as hyperventilation and sweating 惊恐发作→see also panic disorder 返回 panic attack剑桥词典a sudden period of severe anxiety in which your heart beats fast , you have trouble breathing , and you feel as if something very bad is going to happen （一阵突如其来的）惊慌失措，惶恐 返回 panic attack