短語詞組短語Arctic death spiral 北極死亡漩渦現(xiàn)象backward outside death spiral 後退外側死亡鏇轉death spiral forward inside 前內刃槼尺death spiral backward outside 後外刃槼尺The Innovation Death Spiral 創(chuàng)新的死亡螺鏇 返回 death spiral