n. 容膝处
[网络] 可容双膝的

It means that Silk and Ree's theory may be right and if it is also right that supermassive black holes helped trigger star formation, then it must mean that all giant black holes and their galaxies ar

发表于:2018-12-07 / 阅读(275) / 评论(0) 分类 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

发表于:2018-12-07 / 阅读(368) / 评论(0) 分类 超大质量黑洞

In March 2000, two astronomers made an extraordinary discovery, one that is set to overturn our understanding of how the universe formed. We're never going to see a time like this in astronomy again.

发表于:2018-12-07 / 阅读(371) / 评论(0) 分类 超大质量黑洞

But we are just one in 125 billion galaxies of different shapes and sizes spinning through space. Yet scientists haven't been able to explain how a single one of these galaxies was created. Galaxy for

发表于:2018-12-07 / 阅读(336) / 评论(0) 分类 超大质量黑洞

This ferocious heart of brilliant hot gas is called a quasar. Scientists thought this whirling mass might be caused by a giant black hole sucking up gas and stars, literally feeding on the center of a

发表于:2018-12-07 / 阅读(290) / 评论(0) 分类 超大质量黑洞

EXPLORATIONS - Blue Holes: Some of the Least Explored Areas on Earth BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. A blue hole is a flooded sea cave with a hole that opens up at the lands s

发表于:2018-12-07 / 阅读(89) / 评论(0) 分类 2011年VOA慢速英语(十一)月

[00:00.52] 12.18 Holes in His Mind [00:06.29]Major James Nesmeth had a dream of improving his golf game and he developed a unique method of achieving his goal. [00:14.35]Until he devised this method, he was just your average weekend golfer, shooting

发表于:2018-12-26 / 阅读(70) / 评论(0) 分类 温馨夜读II

What is a black hole? Well, it's difficult to answer this question, since the terms we would normally use to describe a scientific phenomenon are inadequate here. Astronomers and scientists think that a black hole is a region of space (not a thing) i

发表于:2019-01-02 / 阅读(62) / 评论(0) 分类 双语有声阅读

Those stars don't feel the black hole. They feel the rest of the stars in the galaxy. They don't know or care that the black hole is there. If you took the black hole away from the galaxy, they would

发表于:2019-01-02 / 阅读(333) / 评论(0) 分类 超大质量黑洞

If, as it now seems, every single galaxy has a black hole at its heart, this can't be a coincidence. Perhaps black holes are an essential part of what galaxies are and how they work. No one had expect

发表于:2019-01-02 / 阅读(358) / 评论(0) 分类 超大质量黑洞

Supermassive Black Holes Muse oh baby dont you know i suffer? oh baby can you hear me moan? you caught me under false pretences how long before you let me go? you set my soul alight you set my soul alight (you set my soul alight) glaciers melting in

发表于:2019-01-03 / 阅读(93) / 评论(0) 分类 电影歌曲

SCIENCE IN THE NEWS - Stephen Hawking and Black Holes / Quantum Theory By Caty Weaver Broadcast: Tuesday, August 17, 2004 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Dought

发表于:2019-01-07 / 阅读(100) / 评论(0) 分类 科技之光

美国有两个主要的政党,共和党和民主党。一般来说,共和党代表保守派,而民主党代表自由派。自由派和保守派在英文里就是:liberals和conservatives. Lib

发表于:2019-01-10 / 阅读(139) / 评论(0) 分类 美国习惯用语

BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. A blue hole is a flooded sea cave with a hole that opens up at the lands surface. These cave systems form in carbonate rock, often on islands.

发表于:2019-01-12 / 阅读(106) / 评论(0) 分类 2010年VOA慢速英语(十一)月

New Data Adds to Understanding of 'Black Holes' WASHINGTON Scientists continue to learn more about black holes in space, places where the pull of gravity is so strong that not even light can escape. Black holes occur after supergiant stars explode in

发表于:2019-01-14 / 阅读(115) / 评论(0) 分类 VOA标准英语2016年(九月)

今天我们要学的词是knee-jerk reaction。 Knee-jerk reaction, 膝跳反应,意思是本能的第一反应。 Investors' knee-jerk reaction to the market downturn led to a sell-off, 投资人对市场下滑作出的本能反应造成股价暴跌

发表于:2019-01-16 / 阅读(162) / 评论(0) 分类 英语每日一词

ROBERT SIEGEL, HOST: The act of taking a knee during the national anthem to protest police brutality and racism has spread beyond the National Football League. Athletes across the country are faced with the question. Do they kneel, or do they stand?

发表于:2019-01-16 / 阅读(100) / 评论(0) 分类 2017年NPR美国国家公共电台12月

MADRID, Sept. 22 (Xinhua) -- FC Barcelona suffered another setback on Thursday as midfielder Ibrahima Affelay injured his knee in training. The Dutch international was taken for tests where it was confirmed he has broken the cruciate ligament in his

发表于:2019-02-03 / 阅读(105) / 评论(0) 分类 英语新闻

belly laugh knee-slapper 美国有一个谚语是这么说的:Laugh-and-the-world-laughs-with-you。Cry-and-you-cry-alone. 按字面来解释,这个谚语的意思是:笑,全世界和你一起笑

发表于:2019-02-03 / 阅读(126) / 评论(0) 分类 美国习惯用语

NEW YORK, March 6 (Xinhua) -- Indiana Pacers forward Danny Granger will miss another week even though an MRI exam showed no new damage to his left knee, the team announced on Wednesday. Granger missed the first 55 games of the season for the Pacers b

发表于:2019-02-09 / 阅读(79) / 评论(0) 分类 英语新闻