Later,other Spanish explorers mapped the area as an aid to help their treasure ships return to Spain.

VOA: special.2010.03.22

It's not as though someday you're going to open up an issue of National Geographic where the cover story's going to be "At long last, explorers have discovered the number two."

你不会在某一天,打开一本国家地理时,发现上面会印着这样的封面故事,探险家们终于发现了数字2

耶鲁公开课 - 死亡课程节选

Experts say early explorers in the American West spoke the Choctaw language in the nineteenth century.

VOA: special.2010.02.28

Only Native Americans,cowboys, and explorers entered this area before the park was established in nineteen sixty-four.

VOA: special.2009.04.15

Citizens who had formed a military group were the first real modern explorers of the valley.

VOA: special.2009.01.07

This shows that the robots developed for Mars have won over a new generation of explorers.

VOA: special.2010.07.28

The MacArthur Foundation says the program honors explorers and risk-takers doing interesting and inventive work.

VOA: special.2010.10.01

Scientists and explorers in the United States have discovered two new species of horn-faced dinosaurs.

VOA: special.2010.10.05

Later,American explorers Lewis and Clark crossed the Louisiana territory to reach Oregon.

VOA: special.2009.02.19

The name suggests the goal for a future generation of space explorers.

VOA: special.2009.12.30

In seventeen sixty-nine, a group of Spanish explorers visited the area.

VOA: special.2010.04.07

He discussed the subject with explorers and extreme sports athletes.

VOA: special.2010.02.24

British explorers had given Britain claims to the same territory.

VOA: special.2009.02.19

Explorers visited the camp.

VOA: special.2009.06.04

The surrounding region is turning out to be a treasure trove for archeologists, anthropologists and speleologists, or cave explorers.

VOA: standard.2009.12.14

Today,most history books say the Tainos were wiped out 50 years after the Spanish explorers arrived.

VOA: standard.2010.04.05

North Dakota is a land of broad, open prairie known for its Native American heritage, the travels of explorers Lewis and Clark and record snow and cold.

VOA: standard.2010.06.22

But trekking into the wilderness, even for seasoned explorers, can be risky business.

VOA: standard.2009.12.10