And the doctor has her sit down, and he takes her peak expiratory flow rate -- which is essentially her exhalation rate, or the amount of air that she can breathe out in one breath.
의사는 줄리를 앉힌 후에, 최대 호기량을 측정하겠죠 호기량이기도 하고 한번 숨쉴때 내뱉는 공기의 양이기도 하죠.