But thanks to new devices called automated external defibrillators, or AEDs, a person with moderate training can now administer life-saving shocks to someone in cardiac arrest.

• 但要感谢有了一种叫自动体外除颤器的新设备，简称AED，对一个只需经简单培训普通人就可以给心脏骤停病人予救命的一击。