And because there are a billion bytes accessible to us, that's-- essentially means well we can just call that byte number zero.

由于有十亿个字节的存储量供我们使用-,也就是说，我们有0号字节。

哈佛公开课 - 计算机科学课程节选

Well, RAM you might have a gigabyte RAM of RAM these days or two gigabytes.

你们应该都有一个十亿字节,或二十亿字节的。

哈佛公开课 - 计算机科学课程节选

Even though we say gigabyte that really means billion bytes.

我们所说的十亿字节就是有十亿个字节。

哈佛公开课 - 计算机科学课程节选

And so very often I would find myself with gigabytes worth of data, at night I needed to analyze this data and look for this patterns and frankly the reality was sometimes I could spend 10-15 minutes whipping up a little script, a little program that unfortunately would take eight hours or more to run.

我经常会发现十亿字节的数据,晚上我就需要分析这些数据并,找出模型，坦白说，有时,我会花10-15分钟来编写一个小脚本，一个小程序,但不幸的是，运行它可能需要8个小时或更多时间。

哈佛公开课 - 计算机科学课程节选