cardiac electric defibrillator

例句：

1. 1.The patient was given a cardiac electric defibrillator to help him recover.
   给病人提供了一个心脏起搏器来帮助他恢复。
2. 2.The doctor explained the function of the cardiac electric defibrillator to the patient.
   医生向病人解释了心脏起搏器的工作原理。
3. 3.During an emergency, the cardiac electric defibrillator is used to restore normal heart rhythms.
   在紧急情况下，心脏起搏器被用来恢复正常的心律。