来自《耶鲁大学开放课程：心理学导论 第19集 第19集》

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  This -- there might be something to this theory,
  这个理论可能有一定道理
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  but we know now it can't be complete
  但我们可以肯定它是不完整的
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  for at least two reasons.
  至少有两个理由
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  First, it doesn't explain the negative symptoms.
  首先 它没能解释阴性症状
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  It explains hallucinations and delusions and so on,
  它解释了幻觉和错觉等等
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  but it doesn't explain the loss of affect, the quietness, the stillness.
  但它无法解释情感的缺失 静默和呆滞
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  Also, there seemed to be some sort of structural brain differences
  其次 某些大脑结构的差异
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  involving enlarged cerebral ventricles, involving reduced frontal lobe activity,
  包括脑室的扩大和额叶活动的减少
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  suggesting that the problem with schizophrenia
  说明和精神分裂症有关的大脑结构差异
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  is a lot more complicated than others might have it,
  较之其他人可能的解释
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  than the dopamine theory would have it.
  和多巴胺理论的解释要复杂得多
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  I'll end with a mystery.
  我把这个谜团留给你们了