Somalia,which has been plagued by civil war for nearly two decades, has Africa's third largest IDP population after Sudan and the Democratic Republic of Congo.

VOA: standard.2009.10.23

Whether you measure it in terms of dollars of value added or in terms of returns, Yale has the best record among colleges and universities for the past two decades.

不管是从增值的角度,还是从收益率的角度衡量,过去20年里,耶鲁的表现是所有高校中最好的

耶鲁公开课 - 金融市场课程节选

His research began with fruit flies, but over the last two decades, his focus has been on parasitic protozoa, single-celled organisms that cause major diseases.

VOA: standard.2010.04.05

Determining Muse's true age is difficult because birth certificates are rare in Somalia,a country which has not had a functioning government for nearly two decades.

VOA: standard.2009.04.22

Angola has not had a presidential election in nearly two decades.

VOA: standard.2009.08.10

Britain's political life has been dominated for the past three decades by two parties - the Conservatives, now led by David Cameron, and Labor headed by current Prime Minister Gordon Brown.

VOA: standard.2010.04.23

Economists say India's purchase of 200 tons of gold shows that the country has come a long way in the two decades since it was on the verge of defaulting on its international debt.

VOA: standard.2009.11.06

The lucrative ransoms negotiated with the vessels' owners for the release of their cargo has fueled the piracy business in the country which has largely stagnated in violent anarchy for almost two decades.

VOA: standard.2009.09.26

"It has collapsed because of the conscious work of new generation of opposition inside which worked for two decades on building up an alternative system of information, knowing that's the most important,".

VOA: standard.2009.11.03

Yettaw was facing seven years of hard labor for an uninvited visit to Aung San Suu Kyi's house where she has been detained for most of the last two decades despite international pressure for her release.

VOA: standard.2009.11.02

But,as factory bosses are forced to offer higher pay to prevent strikes, (what does this mean for the faltering global economy?) The West has relied on cheap goods from China to help fuel the boom times of the past two decades.

VOA: standard.2010.06.24