external respiration英 [ɪkˈstɜːnl ˌrespəˈreɪʃn]美 [ɪkˈstɜːrnl ˌrespəˈreɪʃn]外呼吸医学英英释义nounthe bodily process of inhalation and exhalationSynonym:breathingrespirationventilation双语例句