Twenty-one nations around the world recently joined forces to better understand and prevent greenhouse gas emissions from farms.

VOA: special.2010.01.05

Her aim is to get along in a world that is dominated by shifting forces that can be registered and reacted to by poetry, but not explained.

她的目的是通过诗歌所能记录，达到却不能解释的,变幻莫测的力量,来和被统治的世界相处。

耶鲁公开课 - 现代诗歌课程节选

Well, you could think about the cell wall of a bacterium as its skeleton, it's what protects it from mechanical forces that are out in the world.

你可能认为细菌的细胞壁,就像骨骼一样,使其免受,外界机械力的伤害

耶鲁公开课 - 生物医学工程探索课程节选

In nineteen forty-three, George Moriarty wrote a song designed to support American forces fighting in World War Two.

VOA: special.2011.04.04

He was the chief military advisor to the Philippine military forces when the United States entered World War Two in December,nineteen forty-one.

VOA: special.2009.05.24

However,like millions of others, Hooks left his studies to serve in the armed forces during World War II.

VOA: standard.2010.04.16

to defeat terrorists. "The forces of terrorism in our region pose a grave threat to the entire civilized world, and have to be defeated,".

VOA: standard.2009.11.25

Minister of Police Nathi Mthethwa says his forces have been preparing since South Africa was chosen to host the World Cup six years ago.

VOA: standard.2010.06.02

He said shortly after the largest mass murder since World War II, the supreme commander of its forces was telling his parliament how he ordered that attack.

VOA: standard.2009.10.27

The Federation of Thai Industries says the political conflict could cost the tourism industry more than $1 billion, after images of deadly clashes between anti-government protesters and security forces were flashed across the world.

VOA: standard.2010.04.12

They were tribal members who came up with an unbreakable code in their complex language that was adopted by American forces in the Pacific during World War II and used to confound the Japanese.

VOA: standard.2010.03.22

Mr.Obama's June 4 speech in the Egyptian capital will take place as part of a trip that will include visits to Germany and France to commemorate the 65th anniversary of D-Day, when Allied forces stormed the beaches of Normandy during World War Two.

VOA: standard.2009.05.09