But both he and U.N.Secretary-General Ban Ki-moon said the agreement provides a hopeful beginning.

VOA: special.2010.01.19

But the nymphs in all of their sensuous beauty, with "flow'r-inwov'n tresses," they have to experience the same fate.

但是年轻女神很美丽，但头发被扯断了“,她们不得不经历同样的命运。

耶鲁公开课 - 弥尔顿课程节选

It turns out there's a new function strlen S-T-R-L-E-N that you probably have not used yet called strlen, S-T-R-L-E-N, programmers early on and still like to be succinct but communicates sufficiently what they mean.

结果这里有个新的函数,你可能没有使用过，叫做，早期的和现在的程序员喜欢简洁地,但是能充分的传达他们的意思。

哈佛公开课 - 计算机科学课程节选

The traditional spelling is d-o-u-g-h-n-u-t but people often just spell it d-o-n-u-t.

VOA: special.2010.04.12

So, for example, down here I wrote that it was n 2 and that it was h 2, but when I re-wrote the molecules up here, you saw that it's an h h single bond where it's a nitrogen-nitrogen triple bond.

比如，在这下面我写的是氮分子2,而这个是氢分子，但我在上面把这些分子的形式改写了，大家可以看到,这是一个氢与氢之间的单键，含一个氮与氮之间的三键。

麻省理工公开课 - 化学原理课程节选

But another entity, the U.N.-supervised Election Complaints Commission, is ordering a partial recount and says it is investigating hundreds of serious fraud allegations.

VOA: standard.2009.09.11

They divide by n-1 to make it an unbiased estimator of the population variance, but I'm just going to show it in a simple way here.

当除以n-1表示的是对总体的,无偏估计,我在这里只是说的简单一点

耶鲁公开课 - 金融市场课程节选

But the U.N.-backed Election Complaints Commission is ordering a significant recount of ballots from every province covering 10 percent of all polling stations.

VOA: standard.2009.09.15

The other main difference that we're really going to get to today is that in multi-electron atoms, orbital energies depend not just on the shell, which is what we saw before, not just on the value of n, but also on the angular momentum quantum l number. So they also depend on the sub-shell or l.

我们今天要讨论的,另一个很重要的区别就是,在多电子原子中，轨道能力不仅仅依赖于，我们以前看到的外层，不仅仅依赖于n的值，而是与角动量量子数也有关系,所以它们也依赖于亚外层或者。

麻省理工公开课 - 化学原理课程节选

But the U.N.-backed Electoral Complaints Commission examined more than 2,500 allegations of fraud including phantom polling stations, ballot-stuffing and police intimidation and declared a third of Mr.Karzai's ballots invalid, reversing his outright victory.

VOA: standard.2009.10.20

Since Ethiopia's withdrawal in January, al-Shabab began cooperating with another Islamist group called Hisbul Islam to topple the U.N.-backed, but weak transitional federal government, and to force more than 5,000 AU peacekeepers from Uganda and Burundi to abandon their mission.

VOA: standard.2009.08.21