defibrillator 心脏除颤器

defibrillator: devices that apply an electric charge or current to the heart to restore a normal heartbeat. If the heart rhythm stops due to...

  • defibrillator 心脏除颤器
    defibrillator: devices that apply an electric charge or current to the heart to restore a normal heartbeat. If the heart rhythm stops due to...
  • calisthenic 保健操
    calisthenics is a form of exercise that uses a person's body weiht and requires little to no equipment. Examples of calisthenic exercise...
  • agnostic 不可知论
    A type of religion. An agnostic is someone who doesn’t believe it’s possible to know for sure that a god exists. It’s possible to be both—an...