Well, if we actually want to represent something like the number 7, well in binary, not actually in decimal like this.

如果你表达,类似于7的数字，在二进制中，它和十进制可不太一样。

哈佛公开课 - 计算机科学课程节选

And just like in the decimal system, 0 as many zeros on the left that you want.

就像在十进制中，任意放置。

哈佛公开课 - 计算机科学课程节选

What's the biggest number you can represent with three decimal digits? Pardon?

你们想用这3个十进制数表示什么？,请再说一遍？

麻省理工公开课 - 计算机科学及编程导论课程节选

But all of you in this room probably remember what we technically call the base 10 system or decimal system because back in grade school or the like, you learned to count and add and subtract numbers by way of columns.

但是，在座的每一位可能都记得,这在小学的时候学的,以10为进制的系统或者十进制系统,通过数列方式学习数数和加减法。

哈佛公开课 - 计算机科学课程节选

Seventy-nine. In fact, if you add up each of these numbers, 9 you should get the decimal number 79 79 from this binary number here.

9，事实上，如果你把这些数字累加，你应该能从这些二进制中9,得到十进制数。

哈佛公开课 - 计算机科学课程节选

But at the end of the day, and here's why we just went with binary and not decimal years ago, when you have one implement a computer with a physical device, it's actually really easy to represent the notion of on or off.

但是最终，之前我们采用二进制,而不是十进制，主要是因为当我们用一台实体机器运行计算机时，这实际上很容易用开或者关的概念来表示。

哈佛公开课 - 计算机科学课程节选

If we need a 7, this is the ones column, the twos, fours, eights, so here are our columns and this was our decimal system a moment ago, and I wanna express the number 7 and the only digits 0 I now have access to are zero and one, whereas, in decimal, dec meaning 10.

如果你需要7，这是一位，二位，四位，八位，这是位数,刚才说的十进制的位数，我想表达7而且,只能采用数字1与，在十进制中，dec意思是十。

哈佛公开课 - 计算机科学课程节选