劍橋詞典used to describe the reaction that people have to a dangerous situation , that makes them either stay and deal with it, or run away 或戰(zhàn)或退（指麪對(duì)危險(xiǎn)時(shí)的反應(yīng)，要麼畱下應(yīng)對(duì)要麼逃走廻避） a fight-or-flight response 或戰(zhàn)或退的反應(yīng) 返回 fight-or-flight