n.呼吸器；口罩
She is in a coma and attached to a respirator. 她在昏迷中,还连着个呼吸器。
The nurse put him on a respirator and wheeled him downstairs to the operating room. 护士给他带上了呼吸器，然后把他推到了楼下的手术室。
The smog is so thick that you'd better wear a respirator. 外面尘雾迷天，最好戴上口罩。
adj.呼吸的；与呼吸有关的
呼吸罩
