But you do have to remember by butterflying, you are cutting down the overall height of that root ball.

VOA: special.2011.04.19

So we've seen one example of this, this idea of walking through all the integers looking for the square root.

现在计算机速度很快了，我可以把这个数字设的更大点,计算机会去很快的做这个事情。

麻省理工公开课 - 计算机科学及编程导论课程节选

If I pick an angle of 60 degrees, these are some numbers like half and root 3 over 2.

要是我选择一个 60°的角,上面的系数就会是二分之一和二分之根号三

耶鲁公开课 - 基础物理课程节选

Also,the root can stay in the ground for as long as three years, so it can be harvested as needed.

VOA: special.2010.06.08

You know, if you're wandering through Harvard Square and you see an out-of-work Harvard grad, they're handing out examples of square roots, they'll give you an example and you can test it to see is the square root of 2, 1.41529 or whatever.

你知道，如果你从哈佛校园里穿过去,你看见了一个失业校友，正在派发平方根的示例，他们会给你一个例子,而你会检查2的平方根是1。41529或者别的什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

Walter Trifari says the root beer brings back memories for a lot of people who take tours of the brewery.

VOA: special.2011.08.01

60 If we look at 435 times 160, take the square root of that, we will end up with 264 kilojoules per mole, which sensibly lies between these two values.

35乘以，取平方根，我们会得到264千焦每摩，很合理地落在两数值之间。

麻省理工公开课 - 固态化学导论课程节选

Black cohosh is an herb that comes from the root or underground stems of a tall plant in the buttercup family.

VOA: special.2009.05.19

And we're reminded of the etymological root of our modern English word career.

而后我们就会想起,现代英语文字语源学的根源。

耶鲁公开课 - 弥尔顿课程节选

For his mathematical project, he compared two ways to estimate the square root of an integer, a number with no fractional parts.

VOA: special.2011.03.24

Charlie you often complain that accountants are the root of much evil and also even more folly.

查理，你经常讲到会计是当今,糟糕经济的根源。

斯坦福公开课 - 经济学课程节选

Hires is now owned by the Dr Pepper Snapple Group which also sells other brands of root beer.

VOA: special.2011.08.01

So we could say this is the root, maybe this is the third and that's the fifth.

我们可以说这个是根音，或许这个是三音，且那个是五音。

耶鲁公开课 - 聆听音乐课程节选

This will remove air pockets and help the sod make contact with the ground and take root.

VOA: special.2009.07.07

That's Western civilization, friends, and the Greeks are at the root of the whole thing.

这就是西方的文明,朋友们,而希腊人恰恰是这一切的源头所在

耶鲁公开课 - 古希腊历史简介课程节选

The University of Illinois Extension advises getting bare-root roses as close to planting time as you can.

VOA: special.2010.06.15

And by making them go away you don't get to the root of your problem.

虽然恐慌症的症状得以消除,但你却无法找到问题的根源。

耶鲁公开课 - 心理学导论课程节选

The University of Illinois Extension says cabbage is easily transplanted from bare-root plants or cell packs.

VOA: special.2009.03.03

If you had one negative number in it, then the product would be a negative number and, if you took a root of that, then you might get an imaginary number.

如果这当中有一个负数,乘积就会变成负的,如果你对一个负数开根号,你就会得到一个虚数

耶鲁公开课 - 金融市场课程节选

They say the roots develop better. But Jeffrey Dinslage, president of Nature Hills Nursery in Omaha,Nebraska, points out that bare-root roses come without soil.

VOA: special.2010.06.15

And it is precisely this desire to be self-governing, you might say to rule directly, to have a direct part in political rule, that Hobbes saw as one of the great root causes of civil war.

正是这种自我统治的愿望，直接统治的愿望，在政治统治中直接参与的愿望，霍布斯视为是,内战一个很重要的原因。

耶鲁公开课 - 政治哲学导论课程节选

The bottom of the root ball will look something like the spread-open wings of a butterfly.

VOA: special.2011.04.19

And I was talking about the fact that for Deuteronomy the election of Israel, God's election of Israel means or entails the idea that Israel is a holy people, holy in the sense of separated to God that root meaning of holiness which means to be separated from the common or the ordinary.

我上次提到了《申命记》中的一个事实,以色列被选择，上帝选择以色列意味着,以色列是神圣的民族，对于上帝他们是分离的,这便是神圣的根本意义,意味着与一般和普通分离。

耶鲁公开课 - 旧约导论课程节选

Among the plants that can absorb more contaminants, they say,are root crops, leafy vegetables and herbs.

VOA: special.2009.06.09

I first tested it on the square root of 4 and in one iteration it found 2.

我首先测了下求4的平方根4,它只迭代了一次并返回了2。

麻省理工公开课 - 计算机科学及编程导论课程节选

By eighteen seventy-six he was ready to present Hires Root Beer at the Philadelphia Centennial Exhibition.

VOA: special.2011.08.01

Well I'm relying on the contract, if you like, that the manufacturer of square root put together, which is, if I know I'm giving it two floats, which I do because I make sure they're floats, the contract, if you like, of square root says I'll give you back a float.

好吧我能靠一些类似合约来保证，如果这么说你喜欢的话,其实就是当求平方根的方法,获得了两个我已经确认了是浮点数的数后,这个类似合约的东西就会保证，返回一个浮点数。

麻省理工公开课 - 计算机科学及编程导论课程节选

I mean, just yesterday I unintentionally discovered another root beer that we had never heard of.

VOA: special.2011.08.01

The root of the triad is the bottom-most pitch of that triad.

三和弦的根音是在一个三和弦最底部的音。

耶鲁公开课 - 聆听音乐课程节选

He was trying to describe electrons, but the theory said there are two roots in the quadratic equation and the second root is mathematically as interesting as the first one.

他当时只是想去描述电子,但是数学理论告诉我们,二次方程有两个根,而第二个根在数学上和第一个根一样有趣

耶鲁公开课 - 基础物理课程节选