[网络] 流经孔隙

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(276) / 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(337) / 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

[00:05.69]astronomer [00:07.12]n.天文学家 [00:08.54]escape [00:10.21]vi./vt.逃跑;避免 n.1.逃跑;2.逃路,出口 [00:11.89]exert [00:13.20]vt.尽(力);发挥(威力等);施加(压力等);产生(影响等);行使(职权等) [00:14.52]explode [00:16.05]vt.使爆炸 vi.爆炸;突发 [00:

发表于:2018-12-11 / 阅读(99) / 评论(0) 分类 大学英语听力第一册

今天分享的是swallow的用法。 重点词汇 Swallow vt. vi.吞,咽;忍耐,忍受 n.(鸟)燕子;胃管,食道; a bitter pill to swallow (必须吞下去的)苦药丸,不能不做的苦事,不得不忍受的屈辱 You're too old to b

发表于:2018-12-19 / 阅读(61) / 评论(0) 分类 卡卡课堂早餐英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? February 28th is International Sword Swallowers Awareness Day, according to practitioner Dan Meyer, who recently demonstrated the technique at the AAAS meeting in Chic

发表于:2018-12-24 / 阅读(104) / 评论(0) 分类 Scientific American(二)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(71) / 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(63) / 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(335) / 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(360) / 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(94) / 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(101) / 评论(0) 分类 科技之光

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(107) / 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)

China launches its first X-ray space telescope to observe black holes, pulsars and gamma-ray bursts, via a Long March-4B rocket from Jiuquan Satellite Launch Center in northwest China's Gobi Desert on June 15, 2017. [Photo: thepaper.cn] China launche

发表于:2019-01-19 / 阅读(94) / 评论(0) 分类 2017CRI中国国际广播电台

It happened that a country man was sowing some hemp seeds in a field where a Swallow and some other Birds were hopping about picking up their food. Be ware of that man,said the Swallow. Why, what is he doing? said the others. Those are hemp seeds he

发表于:2019-03-02 / 阅读(130) / 评论(0) 分类 英语美文

[00:01.64]Shes hot. 她太正点了 [00:04.44]Im shopping for clothes. 我是来买新衣服的 [00:08.00]If your wife saw you with her, shed think twice 如果你老婆看见你和别的女人在一起 [00:08.04]You need a new strategy. Y... 你需要

发表于:2019-03-16 / 阅读(327) / 评论(0) 分类 听电影学英语-遇见比尔
学英语单词
3-hydroxy-3-methyl-1-butyne
a.trifasciata
about-face
acetoxypregnenolone
albom
anest
autocollimation method
back lever
bandar-e chiru
beta cut off frequency
bird dogging
boiler dry pipe
braking bench
budget cuts
bushelages
bywalk
capillarity condensation
clopen set
closed coat
comfitures
crop bound
custody battles
Daturon
direct material cost budget
disseminated scleroses
Dnyapro
Dukes(Filatow)disease
exhibit presented at court as evidence
flash joint
floribundaria setschwanica
frankliniella fuscas
French Guianan
Gabi Gabi
gaius julius caesar octavianuss
gas cylinders
genus trigonellas
geologic range
great personage
griseoviridin
groundwater forecast
halosugars
harmonic linearization
hurumite
hypomagnes(a)emia
immortelle
Inupiak
jib-type loader
jk m/s flipflop
karpaia (greece)
katja
Knut Hamsun
legionet
logical binary counter
low pressure laminate
macpalxochitl
magnesium phenolsulfonate
megalocarpum
Meteoriaceae
mineralogized
Miscandenin
mollefye
myitis
Mönchberg
narrow criminal law
non stationary random process
non-sinusoidal deformation
one-cycle instruction
Palm's theorem
parietal gyrus
passche index
patrilineal family
periotic wall
Persea japonica
phase servo
phonobreather
physical work boundary
pmc
queener
radices parietales venae cavae inferioris
raker
reionisation
rookwood
Saugnacq-et-Muret
screw sprayhead
semi-automatic arc spot welder
sewerlike
signal information
software migration
sonju
Stadio
switched-on
tawnies
thyroid needle biopsy
tupelo tree
vertical shaft seal
Viliya (Neris)
viscum
visual quality
Wallis Warfield Simpson
wfmt
workstyle
yellow rockets