As always in the World Cup, there can only be one winner and only time will tell whether this time round it's the octopus or the parakeet.

VOA: standard.2010.07.09

Try to imagine-- can you do that or can you not do that?-- try to imagine a round square.

试着去想象,你可不可以这样,试着去想象一个圆的方形

耶鲁公开课 - 死亡课程节选

In fact, just because the world is round, you can already see if this is the Earth, to somebody that's the natural direction.

实际上,正由于地球是圆的,你们可以看到如果这是地球,对于某些人来说这才是惯常的方向

耶鲁公开课 - 基础物理课程节选

But,for tilapia all year round you can buy it in the market."

VOA: standard.2010.01.11

So the problem here, roughly, is given, a number of cities, and say the cost of traveling from city to city by airplane, what's the least cost round trip that you can find?

基本上就是一个这样的问题,你被告知了一些城市,以及在城市之间坐飞机旅行的花费,那一条是你们能找到最短往返路径？

麻省理工公开课 - 计算机科学及编程导论课程节选

It was a great round shield about three feet across and it had--let me step out here so that I can show you. Can you hear me back there?

它是一块直径大概有三英尺的巨大圆盾,恩,它还有...我出来演示吧,这样你们就能看清楚,能听到我说话吗

耶鲁公开课 - 古希腊历史简介课程节选

Can we get a round of applause for our winners?

我们为这些赢家鼓掌吧

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