myocardial bioelectric current

例句：

1. 1. The patient's heart rate was monitored during theprocedure.
   在手术过程中，患者心率被监测。
2. 2. Myocardial infarctionis a condition that affects the heart muscle.
   心肌梗死是一种影响心脏肌肉的状况。
3. 3.The study found that exercise can improve myocardial function.
   研究发现，运动可以提高心肌功能。