The concentration of CO2 in exhaled air and the pulmonary ventilation varied with the concentration of CO2 in the inhaled air based on physiological experiments.是什么意思_The concentration of CO2 in exhaled air and the pulmonary ventilation varied with the concentration of CO2 in the inhaled air based on physiological experiments.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句