The Time Period of the Greek philosopher Democritus, who came up with the concept of 'atoms.' atoms struck the body and were translated into perception in the mind.

希腊哲学家德谟克里特时期，继承了“原子”的概念。原子敲击身体并传递给心灵产生知觉。

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Because it is a flow concept, production is measured as a "rate of output per period of time".

因为“生产”是一个“流量的概念”，所以以“一段时间里的生产率”来计量它。

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The prologue explains the concept of the time of "the new era" and defines the problem of "generation" of the main directors in this period.

序言部分界定了作为本文研究视域的“新时期”的历史时间段概念，澄清了活跃在这一时期电影创作中的主要导演的“代”的问题；

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