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。

哈佛公开课 - 计算机科学课程节选

If you look at cancer, for example which is down here, only 3.7% of deaths, much smaller then the number today.

比如癌症,你可以在这下面看到,只占了3.7%,比现在少多了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选