但是心脏复苏术通常只能使10%至15%的血液流向脑部。
But CPR delivers only 10 to 15 per cent of normal blood flow to the brain.
心脏复苏术(CPR)可以挽救有些心脏忽然停止的人的生命。
Cardiopulmonary resuscitation, or CPR, can save the life of someone whose heart has stopped.
但是如果措施失败，医护人员会尝试心脏复苏术，人工起搏心脏让肺部充气。
If that fails, they try cardiopulmonary resuscitation (CPR), which involves manually pumping the patient's heart and inflating the lungs.
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