They are most commonly found in Europe, Africa and East and West Asia, as well as the Americas.

VOA: special.2009.05.05

Well, it apparently is not so obvious because in the Americas, before Columbus came-- " pre-Columbian America-- there were no wheeled vehicles anywhere.

好吧，从表面上看这似乎不那么显而易见,因为在美洲大陆，在哥伦布到来之前-,在“前哥伦比亚美洲-,根本没有任何轮式交通工具存在。

耶鲁公开课 - 金融市场课程节选

Smallpox affected world history hundreds of years ago, and it was a disease that was common in Europe, but not common in the Americas until the Americas were colonized.

天花影响了几个世纪前的历史,这种病在欧洲很常见,但在美国不多见,直到美国成为殖民地

耶鲁公开课 - 生物医学工程探索课程节选

The W.H.O.offices for the Americas and the Western Pacific reported two out of three of those cases.

VOA: special.2009.11.24

Every major African-American writer of the twentieth century, at least until your lifetime, when black writers in this country are now born and raised in cities, in California or Minneapolis or New York or and in modern Atlanta and they come from all the same places other Americas do.

二十世纪的每一个主流的非裔美籍作家,至少到你们这一辈子所能接触到的,这个国家的黑人作家,现在,都生于城市长于城市,在加州,明尼阿波利斯市或者纽约市,或者现代亚特兰大,他们从和其他美国人来自同一个地方

耶鲁公开课 - 美国内战与重建课程节选

The action led to a court ruling supporting all native peoples throughout the Americas.

VOA: special.2009.04.27

And it helped establish the Export-Import Bank to increase trade throughout the Americas.

VOA: special.2011.04.28

Cases have been reported in Africa, the Americas, Asia and the western Pacific.

VOA: special.2009.04.06

He told reporters at the end of the Summit of the Americas that the handshake was the right thing to do.

VOA: standard.2009.04.20

After an overnight stay in Mexico, President Obama departs for Trinidad and Tobago Friday to attend the Summit of the Americas.

VOA: standard.2009.04.17

The decades-old U.S.economic embargo of the communist-run island has long-irritated other nations in the Americas, including many close U.S.allies.

VOA: standard.2009.04.15

"The disease that is measles has been eliminated in the region of the Americas and that is great news,"

VOA: standard.2009.12.28

Ayala discovered that parasites were responsible for Chagas, an often fatal disease afflicting millions of people in the Americas.

VOA: standard.2010.04.05

The lone country in the Americas excluded from the summit,Cuba, and its long-frozen relations with the United States came to overshadow the gathering.

VOA: standard.2009.04.19

The move fulfills one of the president's campaign promises and comes ahead of this weekend's Summit of the Americas in Trinidad and Tobago.

VOA: standard.2009.04.13

The financial crisis and deep recession continues to be relationship have inflicted widespread pain across the Americas.

VOA: standard.2009.04.15

President Obama heads to Mexico City Thursday for an overnight stay before continuing to Trinidad and Tobago for the fifth Summit of the Americas.

VOA: standard.2009.04.12

This was the first Summit of the Americas to be held in a Caribbean nation, and was notable for a virtual absence of protesters.

VOA: standard.2009.04.19

President Obama got a rousing welcome warned as he strode into a large hall for the opening ceremony of the fifth Summit of the Americas.

VOA: standard.2009.04.17

That view is challenged by Georgia State University professor Jennifer McCoy, who also serves as director of the Americas Program at the Carter Center in Atlanta.

VOA: standard.2009.07.03

The toads are native to the Americas. They were brought to Queensland in the 1930s in an unsuccessful attempt to eradicate beetles that were destroying sugar cane plantations.

VOA: standard.2010.02.07

Attorney General Eric Holder. President Barack Obama goes to Mexico City in mid-April to meet Mr.Caldron before both leaders attend the Summit of the Americas in Trinidad and Tobago.

VOA: standard.2009.03.25

On broader themes, Mr.Obama announced a U.S.initiative to boost lending and spur economic growth and recovery in the Americas, and proposed a hemispheric partnership to tackle energy and climate challenges.

VOA: standard.2009.04.17

Gibbs said that Hugo Chavez has used his rhetoric in the past to incite anti-American sentiment - most notably four years ago at the last Summit of the Americas in Argentina.

VOA: standard.2009.04.20

Confronting the economic downturn and preventing it from boosting hemispheric poverty rates will be urgent priorities at the Summit of the Americas, according U.S.Assistant Secretary of State for Western Hemisphere Affairs,Tom Shannon.

VOA: standard.2009.04.15

Now the Americas are measles free.

VOA: standard.2009.12.28

The consensus view in the Americas is the United States turned its gaze away from hemispheric concerns after the attacks of September 11,2001, focusing instead on Afghanistan, Iraq,and the global war on terror.

VOA: standard.2009.04.15

President Obama says the Summit of the Americas yielded broad hemispheric agreement on the need to spur economic growth, confront security challenges like drug trafficking, promote alternative fuels, protect the environment, and ensure human rights.

VOA: standard.2009.04.19

Mr.Obama said he wants the U.S.Congress to ratify a treaty limiting U.S.gun exports to the Americas and continue funding for a program that would provide Mexico with military helicopters to assist in the drug war.

VOA: standard.2009.04.17

Whereas the G20 summit in London earlier this month kept its focus on global financial and economic matters, discussions at the Summit of the Americas could be sidetracked by advocacy on behalf of a nation not present at the gathering:Cuba.

VOA: standard.2009.04.15