They are now trying to prove the viruses found in lake ice can actually survive well enough to re-infect birds when the ice melts.

他们现在正在努力证明，在湖冰中找到的病毒确实能很好地活下来，在冰融化之时再次感染鸟类。

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They are now trying to prove the viruses found in lake ice can actually survive well enough to re- infect birds when the ice melts.

他们现在正在努力证明，在湖冰中找到的病毒确实能很好地活下来，在冰融化之时再次感染鸟类。

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When they tested their theory with Siberian lake ice in 2006, they found an influenza virus almost identical to one that had infected people in the 1930s, and again in the 1960s.

2006年，以西伯利亚湖冰来验证自己的理论时，他们发现，有一种流感病毒和曾经在二十世纪三十年代感染人类，又在六十年代再次出现的一种病毒几乎一样。

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Trout Lake Ice Rink, used for Olympic athlete training last year, was also converted into a regulation-size NHL hockey rink.

BBC: Vancouver after the Games

The team will return to the Lake next Fall to recover the lake ice that froze and investigate it for signs of life.

FORBES: Russian Scientists Successfully Drill To Subglacial Antarctic Lake Vostok

But the fact it propelled American teen idol Apolo Anton Ohno to gold, and sparked wild celebration at the Salt Lake Ice Center, made it all the more galling for the Koreans.

BBC: Russians question their hosts