This week,U.N.Secretary-General Ban Ki-moon sent his top aide to press for an end to the Sri Lankan conflict.

VOA: special.2009.05.16

Now I'm in better shape, right? Especially for really large n or for a lot of k, because now in general, this is going to be smaller than that.

很大的k也大的情况,因为这样这就比这个小了,这种情况是分摊。

麻省理工公开课 - 计算机科学及编程导论课程节选

k * n m plus k all times log n is in general going to be much better than k times n.

在普遍情况下要远远好于,实际情况要取决于n和k的取值。

麻省理工公开课 - 计算机科学及编程导论课程节选

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

VOA: special.2010.01.19

No breakthroughs took place as the three leaders met on the sidelines of the U.N.General Assembly session in New York.

VOA: standard.2009.09.22

In February, the government of Pakistan asked U.N.Secretary-General Ban Ki-moon to establish an international commission to investigate Mrs.Bhutto's assassination.

VOA: standard.2009.06.21

The U.N.Secretary General says the facts are "grim" in Haiti, after a 7.0 earthquake rocked the Caribbean nation Tuesday.

VOA: standard.2010.01.14

In a statement,U.N.Secretary-General Ban Ki-moon expressed his "deep disappointment" with the verdict and said he "strongly deplores" the decision.

VOA: standard.2009.08.11

Canadian Grant Kippen is the chairman of the ECC, of which three of the five members are appointed by the U.N.Secretary General.

VOA: standard.2009.09.15

NEPAD chief Ibrahim Mayaki was in New York for discussions Wednesday about African development in the U.N.General Assembly.

VOA: standard.2009.10.20

In keeping with U.N.tradition, the U.S.president will address the General Assembly on the first day of its annual debate, on September 23.

VOA: standard.2009.09.02

Also briefing the General Assembly's Social,Humanitarian and Cultural Affairs Committee was the U.N.Special Rapporteur for Burma, which is also known as Myanmar.

VOA: standard.2009.10.22

While in New York, Mr.Obama also addressed a high-level summit on climate change,called by U.N.Secretary-General Ban Ki-moon.

VOA: standard.2009.09.22

U.N.Secretary-General Ban Ki-moon says he is relieved that the military operations in northern Sri Lanka have ended.

VOA: standard.2009.05.19

After that in cooperation with the U.N.Secretary General, the regional players should have to push for a real inclusive democratic transition in Burma."

VOA: standard.2009.05.31

The meeting would involve Mr.Netanyahu, U.S.President Barack Obama and Palestinian President Mahmoud Abbas alongside the U.N.General Assembly in New York later this month.

VOA: standard.2009.09.13

U.N.Secretary General Ban Ki-moon told BBC television that was a painful lesson, and the United Nations will make changes for next month's vote.

VOA: standard.2009.10.21

Global reaction was swift and varied. U.N.Secretary-General Ban Ki-moon described the peace prize as "great news".

VOA: standard.2009.10.09

He said lawmakers needed to voice a position before Wednesday's U.N.General Assembly consideration of a resolution supported by Arab countries on the Goldstone report.

VOA: standard.2009.11.04

General Allyn says U.N.and Haitian forces continue to have lead responsibility for security, which he says has been mostly good in very difficult circumstances.

VOA: standard.2010.01.19

The U.N.Secretary-General, Ban Ki-moon is in Geneva for the opening of the World Telecom Conference.

VOA: standard.2009.10.05

The meeting would take place on the sidelines of the U.N.General Assembly in New York.

VOA: standard.2009.09.13

But in a speech to the U.N. General Assembly Friday, Ivorian president Laurent Gbabgo confirmed that the elections would take place as planned on November 29.

VOA: standard.2009.09.29

And in London, the U.N.Secretary General said world leaders are not likely to agree to a new climate change pact at the December summit in Copenhagen.

VOA: standard.2009.11.04

Israeli and Palestinian leaders have accepted an invitation from President Barack Obama for a three-way meeting Tuesday on the sidelines of the U.N.General Assembly in New York.

VOA: standard.2009.09.19

Individual Web addresses would then follow. U.N.Under Secretary General for Economic and Social Affairs Sha Zukang highlighted the reason for this year's conference, "Creating Opportunities for All,"

VOA: standard.2009.11.16

The Iranian press reported earlier this week that Tehran was ready to accept the general framework of the U.N.draft deal, but was insisting on some "important changes."

VOA: standard.2009.10.28

The comments followed an overwhelming vote in the U.N.General Assembly on a non-binding resolution condemning the 47-year-old U.S.trade embargo against Cuba and urging Washington to lift the restrictions.

VOA: standard.2009.10.28

Former U.N.Secretary-General Kofi Annan also warned of the harmful effects of the global recession on Africa during the launch of the annual report of the Africa Progress Panel.

VOA: standard.2009.06.10

(Test) The U.N.Secretary-General says he is "optimistic" a climate-change agreement can be reached in Copenhagen that will include specific recommendations on key elements that will take effect immediately.

VOA: standard.2009.12.09