开始胸外按压。
If no pulse, initiate chest compressions.
如无脉搏，行胸外按压法。
Good chest compressions really help save lives.
好的胸外按压真的有助于救命。
"Anybody can do chest compressions, whether they have had a class or not."
任何人都能做胸外按压，不管他有没有经过培训。
Place your hand in the middle of their chest and give 30 chest compressions.
将你的手放在胸骨中间进行30次胸外心脏按压。
Chest compressions keep the blood flowing to the brain, heart and other organs.
胸腔压迫可以保持血液流入大脑、心脏以及其他器官。
Chest compressions keep the blood flowing to the brain, heart and other organs.
胸腔压迫可以保持血液流入大脑、心脏以及其他器官。
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