视觉上的惯例在我们理解图表的意义上扮演一个很重要的角色。

Visual conventions play a critical role in our ability to perceive the meaning of a diagram.

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所以，如果你理解这个图表，你会开始，了解到在反应堆核心的中子周期。

So if you understand this chart you will begin to appreciate the life of a neutron in the reactor core.

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我们可以理解，我们能把它制成图表。

We can understand it. We can tabulate it.

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