A narcotic overdose can cause central nervous system depression, respiratory failure, and death.

超剂量的麻醉镇痛药会造成中枢神经系统阻抑、呼吸停止以及死亡。

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A narcotic overdose can cause central nervous system depression, respiratory failure, and death.

超剂量的麻醉镇痛药会造成中枢神经系统阻抑、呼吸停止以及死亡。

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