Generally we are happier, less aggressive , sleepier, and a bIt'surprisingly, less friendly.
通常我们会更愉快, 更少锐气, 更困倦, 而且令人诧异的是, 还不那么友好.
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Victims of carbon monoxide poisoning sleepier and sleepier until they lose consciousness, never to regain it.
中了一氧化碳毒的人,会越来越困倦直至失去知觉, 再也无法醒来.
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