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美国国家公共电台 NPR--The black hole in the center of the Milky Way galaxy is captured in an image

时间:2023-06-07 11:24来源:互联网 提供网友:nan   字体: [ ]
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The black hole in the center of the Milky1 Way galaxy2 is captured in an image

Transcript3

An image of what looks like a glowing orange donut is actually the first picture of the supermassive black hole at the center of the Milky Way, our home galaxy.

A MARTINEZ, HOST:

On social media lately, have you seen that picture, what looks like a fuzzy, orange doughnut? It's an image that astronomers4 are celebrating over. It's the massive supermassive black hole at the center of our galaxy. NPR's Nell Greenfieldboyce has more.

NELL GREENFIELDBOYCE, BYLINE5: Astronomers have long known that something weird6 lurks7 at the heart of the Milky Way. There, the stars whiz about, apparently8 influenced by the gravity of some giant, a mystery object 4 million times more massive than our sun. It seemed like a black hole. And scientists now have an image that proves it.

KATIE BOUMAN: I think it's just super exciting. I mean, what's more cool than seeing the black hole in the center of our own Milky Way?

GREENFIELDBOYCE: Katie Bouman of Caltech is part of the Event Horizon Telescope collaboration9, a team of hundreds of scientists around the world working with radio telescopes to peer at the center of our galaxy. What they got was a picture showing a blurry10, orange ring. There's hot gases swirling11 around a darkness that contains the unseeable black hole, which, of course, swallows everything around it, including light. But it looks like this black hole is a slow eater. Michael Johnson works at the Center for Astrophysics Harvard-Smithsonian. He says, if this black hole was a person...

MICHAEL JOHNSON: It would consume a single grain of rice every million years.

GREENFIELDBOYCE: One researcher who spent decades studying this black hole is Feryal Ozel of the University of Arizona. At a press conference, she said it had always felt sort of like having a remote virtual friend.

(SOUNDBITE OF ARCHIVED RECORDING)

FERYAL OZEL: I kind of had a idea in my head about what it looked like. We were online chatting. And then I was like - oh, you're real, huh? - meeting in person. So it's a very nice feeling.

GREENFIELDBOYCE: A few years ago, this team captured a similar image of a different black hole. That one was much more massive and in a distant galaxy. The researchers say they now want to switch from taking just still images to making movies of black holes in action.

Nell Greenfieldboyce, NPR News.


点击收听单词发音收听单词发音  

1 milky JD0xg     
adj.牛奶的,多奶的;乳白色的
参考例句:
  • Alexander always has milky coffee at lunchtime.亚历山大总是在午餐时喝掺奶的咖啡。
  • I like a hot milky drink at bedtime.我喜欢睡前喝杯热奶饮料。
2 galaxy OhoxB     
n.星系;银河系;一群(杰出或著名的人物)
参考例句:
  • The earth is one of the planets in the Galaxy.地球是银河系中的星球之一。
  • The company has a galaxy of talent.该公司拥有一批优秀的人才。
3 transcript JgpzUp     
n.抄本,誊本,副本,肄业证书
参考例句:
  • A transcript of the tapes was presented as evidence in court.一份录音带的文字本作为证据被呈交法庭。
  • They wouldn't let me have a transcript of the interview.他们拒绝给我一份采访的文字整理稿。
4 astronomers 569155f16962e086bd7de77deceefcbd     
n.天文学者,天文学家( astronomer的名词复数 )
参考例句:
  • Astronomers can accurately foretell the date,time,and length of future eclipses. 天文学家能精确地预告未来日食月食的日期、时刻和时长。 来自《简明英汉词典》
  • Astronomers used to ask why only Saturn has rings. 天文学家们过去一直感到奇怪,为什么只有土星有光环。 来自《简明英汉词典》
5 byline sSXyQ     
n.署名;v.署名
参考例句:
  • His byline was absent as well.他的署名也不见了。
  • We wish to thank the author of this article which carries no byline.我们要感谢这篇文章的那位没有署名的作者。
6 weird bghw8     
adj.古怪的,离奇的;怪诞的,神秘而可怕的
参考例句:
  • From his weird behaviour,he seems a bit of an oddity.从他不寻常的行为看来,他好像有点怪。
  • His weird clothes really gas me.他的怪衣裳简直笑死人。
7 lurks 469cde53259c49b0ab6b04dd03bf0b7a     
n.潜在,潜伏;(lurk的复数形式)vi.潜伏,埋伏(lurk的第三人称单数形式)
参考例句:
  • Behind his cool exterior lurks a reckless and frustrated person. 在冷酷的外表背后,他是一个鲁莽又不得志的人。 来自《简明英汉词典》
  • Good fortune lies within Bad, Bad fortune lurks within good. 福兮祸所倚,祸兮福所伏。 来自互联网
8 apparently tMmyQ     
adv.显然地;表面上,似乎
参考例句:
  • An apparently blind alley leads suddenly into an open space.山穷水尽,豁然开朗。
  • He was apparently much surprised at the news.他对那个消息显然感到十分惊异。
9 collaboration bW7yD     
n.合作,协作;勾结
参考例句:
  • The two companies are working in close collaboration each other.这两家公司密切合作。
  • He was shot for collaboration with the enemy.他因通敌而被枪毙了。
10 blurry blurry     
adj.模糊的;污脏的,污斑的
参考例句:
  • My blurry vision makes it hard to drive. 我的视力有点模糊,使得开起车来相当吃力。 来自《简明英汉词典》
  • The lines are pretty blurry at this point. 界线在这个时候是很模糊的。 来自《简明英汉词典》
11 swirling Ngazzr     
v.旋转,打旋( swirl的现在分词 )
参考例句:
  • Snowflakes were swirling in the air. 天空飘洒着雪花。 来自《现代汉英综合大词典》
  • She smiled, swirling the wine in her glass. 她微笑着,旋动着杯子里的葡萄酒。 来自辞典例句
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