单词：tuberculin-bacillen-emulsion
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Mr. Chairman and Members of the Notification Committee: I shall, at an early day, and in a more formal manner, accept the nomination which you tender, and shall at that time discuss the various questions covered by the Democratic platform.It may not
名人演讲
Once in a while When I'm sleeping My horses are wild And I'm weeping Just like a child I wake up dreaming that I've been loved Nights are in blue And Castillian Thinking of you Senses reeling Diving into This feeling that I have been loved Lucky for
好听的英文歌曲
By Peter Fedynsky Washington, D.C. 01 February 2006 watch Hamas Future report Casting a ballot in the Palestinian parliamentary election Last week's unexpected, though convincing, Hamas victory in the
2006年VOA标准英语（二月）
By Anjana Pasricha New Delhi 22 October 2006 Children infected with tuberculosis light candles at a march to mark World Tuberculosis Day in New Delhi, March 24, 2006 The World Health Organization says there has been considerable progress in the figh
2006年VOA标准英语（十月）
By Scott Stearns White House 26 October 2006 U.S. President George Bush has signed a law authorizing construction of more than 1,000 kilometers of fence along America's border with Mexico. Illegal immigration is an important issue in some of next mo
2006年VOA标准英语（十月）
As International Women's Day is observed worldwide, Kenyan women gathered in Nairobi Tuesday to speak out against the police killings of their loved ones. For women around the world, the March 8 is a day to celebrate and advance the progress of gende
VOA标准英语2011年(三月)
By Mandy Clark London 17 March 2008 A World Health Organization report says the rate of tuberculosis infections is going down across the globe, but also notes that progress in the fight against the disease is too slow. VOA's Mandy Clark reports from
VOA标准英语2008年（三月）
By Deborah Tate Capitol Hill 17 May 2006 The U.S. Senate Wednesday continued work on an immigration reform bill, voting to bar illegal immigrants with criminal records from becoming U.S. citizens and
2006年VOA标准英语（五月）
Craters here stretch as far as the eye can see. Although no human has ever set foot on Mercury, we have a pretty good idea of what you would see. If you are walking around on the surface of Mercury, it will look outwardly a lot like the moon. When yo
自然百科2012年
Many aspects, like its geological past, are a mystery. But some things we do know, this lonely planet has a strange sense of keeping time. Once you arrive, you have to reset your watch for a time zone like no other. It has such an unusual orbit and r
自然百科2012年
Mercury's core makes up about 60% of the planet by mass. It's about twice as big as earth. Why would it have such a huge core for such a small planet? Some people think there was a huge impact. Kind of stripped off a lot of the planet and now what we
自然百科2012年
After Messenger's 3 fly-bys, we've now mapped more than 90% of the planet. Taken from around 124 miles, these images are the clearest to date of Mercury. And it's not hard to spot a crater of epic proportions, the result of yet another Titanic collis
自然百科2012年
Reason/ you are going to go to Mercury as a travel destination would be this night sight view because it's going to be highly unique in the solar system. You have sodium thats atoms that are streaming off and giving enough to see yellow light, so you
自然百科2012年
Move away from the sun, and you'd expect things to cool down a little. Venus, the picture of coolness and calm, all pale but gully-cloaked by clouds but the planet of love is shrouded in mystery-----------draw beneath her treacherous veil at your own
自然百科2012年
You are there, on the most exciting, nerve-shattering journey in the history of man! Fifty years ago, it was easy for us to imagine Venus, closer to the Sun and wrapped in clouds, to be our scorched, tropical sister, swarming with life. There was thi
自然百科2012年
And thats the first time; it was return black-and-white panoramas of the Venus surface. These images were extremely important, because it was the first time, we ,human beings had a chance to see with our naked eyes completely different other world. W
自然百科2012年
And its here in a freezer that Messenger will encounter another puzzle: can ice exist on a planet so close to the sun? It's only when the first radar observations to the surface of Mercury were obtained back in the 90s that it was discovered that Mer
自然百科2012年
One of the really exciting and high-level scientific interests is whether Venus is geological active today, because there are reasons to think of the clouds on Venus only exist, because there is ongoing geological activity, so this is one of the bigg
自然百科2012年
Congratulations, you've arrived on the hottest surface in the solar system. Here, the official temperature is eight hundred seventy degrees Fahrenheit. Day or night, equator or pole, the searing heat never varies more than a few degrees, and thats wh
自然百科2012年
Valor will be tackling the acid clouds of Venus with little help from flying pan technology. This being two weather balloons are we watched Venus in the mid-1980s. This with wagon machines there were two sep balloons that the Russians put them in the
自然百科2012年