单词：black center
单词：black center 相关文章
If it points the camera forward, at first it sees only black. But as it moves toward the heart of the black hole, it encounters the most bizarre place in the universe. A black hole in massive gravity holds everything down to an unimaginably small poi
访谈录2010
Four times a year, Ghez focuses the telescope on the stars of the very heart of our Milky Way. She is looking for the telltale high speeds that reveal the presence of a black hole. The center of the M
超大质量黑洞
In every galaxy scientists looked at, they found evidence for a supermassive black hole. NGC 3115 NGC 3377 NGC 3379 In M31 and M32 In total there is probably 20-30 or so black holes that have been fou
超大质量黑洞
By measuring how fast these stars were moving, he could prove if there really was a black hole at the center of an active galaxy. I picked a galaxy nearby which is called NGC 1068, an active galaxy, w
超大质量黑洞
A hypervelocity star appears to be the remains of a three-star system, one star of which was digested by the Milky Way's black hole, with the other two being combined and hurled away. Heres what scientists think happened, oh, about a hundred million
60秒科学
Laos Fights to Protect Endangered Asiatic Black Bears The capture and trafficking of endangered Asiatic black bears continues to be a problem in Laos, although the government is trying to reduce it. The bears often are sold so their parts can be used
2018年VOA慢速英语(四)月
Researchers: Many Black Holes in Center of Milky Way Galaxy Astronomers say the center of our galaxy has plenty of strange, super gravity objects. For years, scientists believed that circling the center of galaxies, including our own Milky Way galaxy
2018年VOA慢速英语(四)月
New York City is heavily Democratic and Senator Barack Obama is expected to do well Tuesday in the city and throughout the state. VOA's Margaret Besheer talked to voters outside a polling center in Harlem and files this report. Ijeoma Mbamalu rests
VOA标准英语2008年(十一月)
AUDIE CORNISH, HOST: Literary icon and social critic James Baldwin has inspired generations of writers since his death in 1987. But who inspired him? The answer to that question may be found in a new archive of the author's writings acquired by the S
2017年NPR美国国家公共电台4月
A: Tom , have you heard there would be an exhibition of cars at the city center tomorrow? A: 汤姆，你听说明天市中心将举办一场车展的消息没? B: Yes. I heard that news on TV yesterday evening. B: 知道了，昨天晚上在电视上听
英语脱口秀之流行时尚
Each tag is whipping around the center of the galaxy, the particular, the most striking thing you will notice is the motion of SO2.So SO2 goes on an incredible roller-coaster ride. It comes whipping around and then back out. Something with tremendous
自然百科2011年
Topics: Area 51 and Roswell; American Cities: Baltimore; that versus which; right away versus straightaway Words: conspiracy theory civilian tight-lipped UFO extraterrestrial to recover cultural center Midwest philanthropist refurbished black history
美语听力 English Cafe
Galaxies could in a way, be much bigger than they currently are. Something is stopping them growing larger and that something is the black hole at the center. Now this is bizarre because the ration of the size of the black hole to the size of the gal
探索与发现2013年
If there's a black hole at the center of our galaxy, that's gonna force these objects that are really close to the black hole to move much faster than they would move if there were no black holes. So the first thing you wanted to see is there are ver
探索与发现2013年
THIS IS AMERICA - Kennedy Center to Expand Arts Education By Jerilyn Watson Broadcast: Monday, March 07, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA, in VOA Special English. I'm Faith Lapidus.
This is America
BEIJING, March 31 (Xinhuanet) -- Peter Lindbergh, the prominent fashion photographer, will have his first solo(独奏 ) exhibition in China that opens on April 1 at the Ullens Center for Contemporary Art in Beijing. The Unknown, as the exhibition is
英语新闻
By Cindy Saine Washington 16 November 2007 An independent survey on racial attitudes in the United States shows a growing number of African Americans say they are worse off now than they were five years ago, and that they don't expect their lives to
VOA常速英语2007年（十一月）
BEIJING, July 26 (Xinhuanet) -- The breast cancer is more deadly to black women than to whites, a new study found. This finding was published online Monday on the Journal of Clinical Oncology in the United States. The study was done by the City of Ho
英语新闻
Island 唱片的新乐队(到现在也不算新了)Jet Black Stare以爆炸般的方式在电台中发布了他们在 Modern ROCK (现代摇滚) / Mainstream Rock (主流摇滚)乐风之路上的第一首单曲Ready To Roll,随后他们在08年7月15日
英文摇滚歌曲
Island 唱片的新乐队(到现在也不算新了)Jet Black Stare以爆炸般的方式在电台中发布了他们在 Modern ROCK (现代摇滚) / Mainstream Rock (主流摇滚)乐风之路上的第一首单曲Ready To Roll,随后他们在08年7月15日
英文摇滚歌曲