Since 2006, 20 to 40 percent of the bee colonies in the United States alone have suffered "colony collapse." Suspected culprits ranged from pesticides to genetically modified food.

自从2006年起，仅在美国就有20%到40%的蜂群遭受到了所谓的“群体毁灭”。当然人们初步猜想“疑犯”可能是杀虫剂或转基因食品等。

youdao

A state in southeastern United States; one of the original 13 colonies.

美国东南部的州；最初的十三个殖民地之一。

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Those same British took their tea habit to their North American colonies, resulting, eventually, in the Boston tea Party and the birth of the United States.

那些英国人还把他们的饮茶习惯带到了他们北美的殖民地，最终的结果则是引发了波士顿倾茶事件和美国的诞生。

youdao

The United States received several of Spain's island colonies as part of the peace agreement.

VOA: special.2010.07.29

Fidelity to our values is the reason why the United States of America grew from a small string of colonies under the writ of an empire to the strongest nation in the world.

WHITEHOUSE: President Obama: Our Security, Our Values

Researchers at the University of Texas are warning that the invasive species from South America has the potential to change the ecological balance in the southeastern United States, largely because the ants can wipe out colonies of what's been widely considered the insect villain of the region, the fire ant.

CNN: 'Crazy ants' a threat in southern U.S.

Those 13 British colonies on a sliver of the East Coast were the forerunners of what would become the 50 United States.

CNN: When May 19 became the day of darkness