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（指面對危險時的反應(yīng)，要么留下應(yīng)對要么逃走回避） a fight-or-flight response 或戰(zhàn)或退的反應(yīng) 返回 fight-or-flight