来自《耶鲁大学开放课程：生物医学工程探索 第5集 第5集》

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  On the other side of this diagram I show a picture of a neuron.
  图表另一边 向你们展示了神经元图片
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  This is just an example of what a neuron might look like.
  这只是神经元形象的一个例子
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  Here's the nucleus in the middle of the cell body and what -
  细胞体中央是它的细胞核
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  if you looked at a picture of a variety of different cells
  如果给你一些从成年机体中分离出的
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  that were isolated from adult organisms
  不同分化细胞
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  you would recognize this immediately as a neuron or something
  你能很快认出神经元或是类似的细胞
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  that's like a neuron because of the many small thin projections
  因为它们的细胞表面有很多细小的突起
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  that come out of the body of the cell.
  从细胞中伸出来
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  Neurons have these projections
  这些突起 源于神经细胞
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  because one important property,
  一项重要的性质
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  or one important function of neurons,
  或者说一项重要的功能
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  is to communicate with each other.
  那就是实现信息的交流