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The secretary of state joined her counterpart from the Netherlands, Maxime Verhagen,at a meeting at U.N.headquarters Friday previewing next week's council meeting.
VOA: standard.2009.09.25
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So, our next level up that we can go is going to be the n equals 2 energy level, but we also have an l and an m value, 0 so our lowest l is going to be a there.
所以下一个能量,是n等于2的能级，但我们还有l和m的值，所以我们最低的l等于。
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- There's no backslash n -- that would have forced the cursor on to the next row.
但没有“反斜杠n“,反斜杠n是用来使光标移到下一行的。
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But now executive secretary of the U.N.Framework Convention on Climate Change Yvo de Boer says any decision taken next month in Copenhagen will instead be "morally binding."
VOA: standard.2009.11.06
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So, for example, we could talk about the n equals 2 state, so that's this state here, and it's also what we could call the first excited state. So we have the ground state, and if we excite an electron into the next closest state, we're at the first excited state, or the n equals 2 state.
例如，我们可以考虑n等于2的状态，它在这里，它也被称作是第一激发态,我们有基态，如果我们把一个电子,激发到它最近邻的态,那就是第一激发态，或者n等于2的态。
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Mitchell is working to mediate a meeting with Mr.Netanyahu, Palestinian President Mahmoud Abbas, and U.S.President Barack Obama on the sidelines of the U.N.General Assembly next week in New York.
VOA: standard.2009.09.14
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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“
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U.N.chief Ban Ki-moon told reporters he would go to the Danish capital next week to open the high-level segment that he expects will draw more than "I am encouraged and I am optimistic.
VOA: standard.2009.12.09
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The U.N.World Food Program says it needs $500,000 to bring 250 metric tons of food to Birao next month because supplies that were pre-positioned earlier in the year are not sufficient to meet greater demand.
VOA: standard.2009.08.27
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