All around. If you plug in the numbers, you will end up with an uncertainty 15% in the momentum as being on the order of 15%.

所有，如果你把数字都加起来，你将得到一个关于动量的不确定度,约为。

麻省理工公开课 - 固态化学导论课程节选

But you don't know that there is an easy one for you down at number four 4 if you haven't bothered to look at number four.

但是你不知道,在数字4的时候会有一个简单的题目,如果你没有尝试去看数字。

麻省理工公开课 - 固态化学导论课程节选

So write down write down a number.

请你在,不被同桌知道的情况下 写下一个数字

耶鲁公开课 - 博弈论课程节选

So the problem I want to do-- there are many things you could do but I just picked one, and this is the one with round numbers, so I can do it without a calculator.

我想讲的这道题,类似的题目很多,但我就选了其中一个,这道题涉及的数字都是整数,所以我不需要计算器

耶鲁公开课 - 基础物理课程节选

If you don't put an arrow on top, it means you're talking about just a number A.

如果不加这个小箭头,也就意味着你只是在讨论一个数字 A

耶鲁公开课 - 基础物理课程节选