肺活量计

例句：

1. 1. The doctor measured herlung capacity to determine if she needed supplemental oxygen.
   医生测量了她的肺活量，以确定她是否需要补充氧气。
2. 2. Thepatient was instructed to perform the test whilelying on his back with his arms athis sides.
   患者被指示躺在背上，双臂放在身体两侧进行测试。
3. 3. The nurseexplained that the lung capacity test is importantfor assessing respiratory health.
   护士解释说，肺活量测试对于评估呼吸健康非常重要。