With the age-related loss in total lung capacity (TLC), plus the very modest increase in FRC, the ratio of FRC to TLC tends to increase with age.是什么意思_With the age-related loss in total lung capacity (TLC), plus the very modest increase in FRC, the ratio of FRC to TLC tends to increase with age.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句