跑一敲了全部生活充满被监禁哪个的疼痛痛苦的服务并且漂流关于缺乏，这是小说主要的线索。

The Ran a Rang entire life fills is imprisoned the pain which the bitter service and drifts about destitute, this is the novel main clue.

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Now the pain of a bite, being bit, and then the pain and fear of that is an unconditioned stimulus, unconditioned response.

咬伤所带来的疼痛感，和有此所带来的痛苦与恐惧,就是无条件刺激和无条件反应。

耶鲁公开课 - 心理学导论课程节选