恢复正常呼吸状态
So Julie's going to her doctor's office to get treated for her asthma. 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.
朱莉现在去看医生,去治疗她的哮喘,医生请她坐下,给她测了呼气流量率峰值,实际上就是她的呼气率,或者说是她一口气所呼出的空气量。
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