cardiopulmonary index

例句：

1. 1.The patient's cardiopulmonary index is high, indicating a need for immediate medical attention.
   患者的心肺指数高，需要立即就医。
2. 2.During exercise, the cardiopulmonary index can be used to monitor the body's response to stress.
   在运动时，心肺指数可以用来监测身体对压力的反应。
3. 3. The doctor recommended a low-carbohydrate diet to improve the patient's cardiopulmonary index.
   医生建议患者采用低碳水化合物饮食来提高心肺指数。