But because you only have a finite number of bits, the takeaway for today is that there's only so much precision.

因为只有有限个比特，今天的重点就是，它就这么点精度。

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The precision of that,of course, is not to be taken seriously, but it gives you a general idea of when we are talking about.

当然,这个时间的精确度,并没有经过严格考证,但是它使我们对这件事的时间有个大体的概念

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