The N.E.A.and the National Parent-Teacher Association established Teacher Appreciation Week.

VOA: special.2010.04.30

So, that also tells us that the n minus ion is less stable than the neutral atom itself.

而且，这还告诉我们,负一价的氮离子不如中性氮原子稳定。

麻省理工公开课 - 化学原理课程节选

So our skeleton tells us that carbon is in the middle, so we'll put the h on one side, and the n on the other side there.

我们的骨架告诉我们碳原子应该放在中间，因此我们把氢原子放在一边，把氮原子放在另外一边。

麻省理工公开课 - 化学原理课程节选

The Colts defeated the Chicago Bears for the N.F.L.championship.

VOA: special.2010.02.05

n And these are known as anions. It has the n, which might conjure up negative, or anion and minus both have five letters.

这些就是负离子，有，能让我们想起，负，这个字，或者负离子和负号都是5个字母。

麻省理工公开课 - 固态化学导论课程节选

The U.N.says that violence has displaced The erratic movements of Kony's men are rapidly expanding the number of outside players into the conflict.

VOA: standard.2009.08.27

Remember, we saw that last time looking at the binary numbers. 2 to the n is a big number.

还记得吗，我们上次看过的二进制数,从2到n是一个很大的数。

麻省理工公开课 - 计算机科学及编程导论课程节选

The U.N.Deputy Resident and Humanitarian Coordinator in Juba,South Sudan,Lise Grande, says the number of internal conflicts in the semi-autonomous region has risen from last year's levels.

VOA: standard.2010.03.23

The conflictedness that Milton is encapsulating here is probably most intense in the last lines of this wonderful stanza: / "With flow'r-inwov'n tresses torn / the Nymphs in twilight shade of tangled thickets mourn."

弥尔顿在这想要化解的冲突,可能在这一段中最激烈：,少女的头发被扯断/,黄昏时在杂乱的灌木丛中哀叹“

耶鲁公开课 - 弥尔顿课程节选

Japanese diplomats said their government is likely to call for an emergency meeting of the U.N.Security Council immediately following the North Korean launch to discuss what punitive actions against Pyongyang should be pursued.

VOA: standard.2009.04.03

RT So it's delta u plus RT, we can say T1 is the n temperature we've used here, delta n of the gas.

所以它应该是ΔU加,我们可以在这里用T1，气体的Δ

麻省理工公开课 - 热力学与动力学课程节选

The U.N.report notes that the world's poorest countries are also the ones that use the most water for agriculture.

VOA: special.2010.04.05

So the normal--the bell-shaped curve in that case for the x/n is going to look something like this.

那么x/n的钟形曲线,大概就会是这个样子

耶鲁公开课 - 金融市场课程节选

One of the U.N.Millennium Development Goals is to reduce the under-five death rate by two-thirds by two thousand fifteen.

VOA: special.2009.09.28

If n is greater than zero, I decided I would say, "You picked a positive number, backslash n," so put the cursor on the next line, else if n was not less than zero, I say, "You picked a negative number, backslash n."

如果n比0大，我就决定来说：,“你选择了一个整数，反斜杠n“，所以你把光标,放在下一行，另外如果n不小于0，我说：,“你选择一个负数，反斜杠n“

哈佛公开课 - 计算机科学课程节选

Mister Ban, Secretary of State Hillary Clinton and Haitian President Rene Preval led a conference of donors at the U.N.Wednesday.

VOA: special.2010.04.02

If you start with only one, you have two pieces of DNA, then you'll get 2 to the Nth fragments after N cycles because each cycle you're doubling the number.

如果你从仅仅一个DNA开始,你有两条DNA链,经过N次循环后,就得到二的N次方个DNA片段,因为每次循环都使其数量翻倍

耶鲁公开课 - 生物医学工程探索课程节选

The U.N.Girls' Education Initiative organized the meeting of two hundred scholars, aid workers and government officials from twenty-two countries.

VOA: special.2010.05.20

There are some relative, the notion that the energy gap between n equals one and n equals two is greater than that for n equals two to n equals three. That is correctly represented.

还有很多与之相关的内容，比如说这个观点，第一能量级和第二能量级,之间的能量差要大于第二和第三能量级间的,能量差，而这已经被正确地表示出来了。

麻省理工公开课 - 固态化学导论课程节选

Five days of talks recently took place in Rome at the headquarters of the U.N.Food and Agriculture Organization.

VOA: special.2009.02.10

So we know that we're in the n equals 5 state, so we can find what the binding energy is here.

我们知道,我们在n等于5的态，我们可以找到结合能是多少。

麻省理工公开课 - 化学原理课程节选

The U.N.Office on Drugs and Crime says Kenya has agreed to be the first nation in the area to try Somali piracy suspects.

VOA: special.2009.05.27

And again, our energy is going to be the same where we again only depend on the n value.

同样的能量，和以前一样,因为它,只决定于n的值。

麻省理工公开课 - 化学原理课程节选

The U.N.crime agency is now seeking support for the plan from the United States Congress.

VOA: special.2009.05.27

When we talk about the n equals 2 state, we now have 2 squared or 4 degenerate same energy orbitals, and those are the 2 s orbital.

当考虑n等于2的态时，我们有2的平方,或者4个简并能量的轨道，它们是2s轨道。

麻省理工公开课 - 化学原理课程节选

The experts at N.I.H.say you may have to repeat this process a few times.

VOA: special.2010.03.31

And then the number of pairs at month n is the number of pairs at month n - 1 plus the number of pairs at month n - 2.

我们让第一个月的兔子数是1对,第n个月的兔子对数,是第n-1个月的兔子对数。

麻省理工公开课 - 计算机科学及编程导论课程节选

Winfred Hammond is the U.N. Food and Agriculture Organization representative in Liberia.

VOA: special.2009.01.27

If I look at something that goes as n squared, if this is the edge of the nucleus here and if this is r1, 4 it says when n goes to two the radius goes to four.

如果在原子核外侧,我们发现某一半径和n的平方成正比，也就是说当n为2时半径等于。

麻省理工公开课 - 固态化学导论课程节选

It's going to weigh too much, we don't need to look at it. But it'll still be order 2 to the n.

我们没必要去看它,但是它还是要遵循2到n的顺序。

麻省理工公开课 - 计算机科学及编程导论课程节选