A cardiac arrest is a disruption of the electrical signals that trigger heartbeats, causing the heart to beat erratically so that it does not pump blood effectively.
心脏骤停是一种对触发心跳的电信号的破坏，能够导致心脏不稳定地跳动，使其不能有效地供给血液。
A cardiac arrest is a disruption of the electrical signals that trigger heartbeats, causing the heart to beat erratically so that it does not pump blood effectively.
心脏骤停是一种对触发心跳的电信号的破坏，能够导致心脏不稳定地跳动，使其不能有效地供给血液。
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