the maximum amount of air that can be exhaled after a maximum inhalation (usually tested with a spirometer); used to determine the condition of lung tissue
例句
用作名词 (n.)
It tests the capacity of your lungs, heart, circulatory system and muscles and is considered the most accurate gauge of aerobic fitness. 它测量你肺活量,心脏,循环系统和肌肉的能力,被认为是最为精确的有氧体能测试。