第三人称单数:flatlines 现在分词:flatlining 过去式:flatlined
1.(人死后脑电图呈现的)平线
1.〈婉辞〉死亡
1.(脑电图)呈平直线的
1.a situation in which someone or something is dead or no longer operating
1.to die
2.to fall to a very low level