n.换气过度，强力呼吸...

Several notable researchers are studying the effects of hyperventilation.几位著名的研究人员正在研究通气过度的后果。I felt my breathing gradually creeping toward hyperventilation as I approached the door.我觉得我的呼吸逐渐走向逐渐过度为我走近门口....

hyperventilation的音标：hyperventilation的英式发音音标为：[ˌhaɪpəˌventɪ'leɪʃn]hyperventilation的美式发音音标为：[ˌhaɪpɚˌvɛntl'eʃən]...