n. 银河星云

I Do a Lot of Office Fishing by Richard Salmon Some years ago, I started to look at the stars through high-powered binoculars and began reading books written by astronomers for people like me. I became an entranced stargazer for a while. The men who

发表于:2018-11-30 / 阅读(134) / 评论(0) 分类 英语励志美文精华

HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. Today, we play jazz music by a young saxophonist, Hailey Niswanger And answer a question about the history of blue jeans ... But first, we tell about one company's pla

发表于:2018-12-01 / 阅读(201) / 评论(0) 分类 VOA慢速英语2009年(十二)月

Where would you find Grimaldi, Copernicus and the Sea of Clouds? 你会在哪里找到格里马尔迪、哥白尼和云海? The Sistine Chapel, the Circuit de Monaco, the Orion Nebula or the moon? 西斯廷教堂、摩纳哥赛道、猎户座星云还是

发表于:2018-12-02 / 阅读(116) / 评论(0) 分类 CNN美国有线新闻2018年6月

Lesson 32 Galileo reborn 伽利略的复生 First listen and then answer the following question. 听录音,然后回答以下问题。 What has modified out traditional view of Galileo in recent times? In his own lifetime Galileo was the centre of v

发表于:2018-12-08 / 阅读(671) / 评论(0) 分类 新概念英语第四册

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

发表于:2019-01-02 / 阅读(216) / 评论(0) 分类 (科普英语)Earth and Sky

96

发表于:2019-01-02 / 阅读(295) / 评论(0) 分类 科技之光

This is Scientific American's 60-Second Science. I'm Steve Mursky. Got a minute? Orbiting around stars far far away is sand. Astronomers have found sandy particles circling a pair of stars about 2,400 light years from us. And they think they might be

发表于:2019-01-08 / 阅读(143) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever wondered where the Earth came from, the answer, it seems, is blowin in the windthe solar wind. Or so say scientists who, after examining sola

发表于:2019-01-08 / 阅读(126) / 评论(0) 分类 Scientific American(七)月

反射星云是靠反射附近恒星的光线而发光的,呈蓝色。反射星云的光度较暗弱,较容易观测到的例子是围绕着金牛座M45七姊妹星团的反射星云,在透明度高及无月的晚上,利用望远镜便可看到

发表于:2019-01-08 / 阅读(238) / 评论(0) 分类 托福英语

Virgin Galactic Completes Test of Spaceship to Carry Tourists Virgin Galactic says its spacecraft designed to launch tourists into space completed an important test flight on Thursday. The rocket ship, called SpaceShipTwo VSS Unity, climbed more than

发表于:2019-01-11 / 阅读(102) / 评论(0) 分类 2018年VOA慢速英语(十二)月

The Aeneid by Virgil 《埃涅阿斯纪》维吉尔 Mark first read the Aeneid while he was studying Latin in high school, and he recountedthe story of Aeneass quest and his desire to build a city that, he said, quoting the text in English, knows no

发表于:2019-01-17 / 阅读(103) / 评论(0) 分类 阅读空间

The super bright quasar phase having ended many billions of years ago, when the fuel that fires violent emissions was completely consumed. But now, with the approaching gas cloud and a prospect of feeding, the black hole should get brighter. Exactly

发表于:2019-01-23 / 阅读(102) / 评论(0) 分类 探索与发现2013年

The reason we can be reasonably confident that such an event won't happen in our corner of the galaxy, Thorstensen said, is that it takes a particular kind of star to make a supernova in the first place. 索尔斯坦森说,有理由相信,这种事

发表于:2019-01-29 / 阅读(114) / 评论(0) 分类 万物简史

The Aeneid by Virgil 《埃涅阿斯纪》维吉尔 Mark first read the Aeneid while he was studying Latin in high school, and he recounted the story of Aeneass quest and his desire to build a city that, he said, quoting the text in English, knows no

发表于:2019-02-01 / 阅读(105) / 评论(0) 分类 阅读空间

Chinas space program has become the first to land a spacecraft on the so-called dark side of the moon. The landing on Thursday brought the country closer to its goal of becoming a space power. The China National Space Administration said the landing

发表于:2019-02-06 / 阅读(104) / 评论(0) 分类 2019年VOA慢速英语(一)月

编者按: 我的存在有何意义?我也好,我的民族也好,我的世界也好,我们的存在能起什么作用呢? 我生命的旅程向何处延伸,这个问题真的重要吗?是谁主宰着整个宇宙,他在想些什么呢?

发表于:2019-02-11 / 阅读(108) / 评论(0) 分类 英语名篇背诵

Shortly after Copernicus, in the 1580s, an Italian friar, Giordano Bruno, 哥白尼死后不久,在十六世纪80年代,意大利修道士焦尔达诺布鲁诺提出, suggested the stars were suns that likely had their own planets and that the

发表于:2019-02-13 / 阅读(113) / 评论(0) 分类 TED演讲教育篇

How old is the Earth? 地球的年龄有多大? Well, by counting the number of isotopes in a sample of rock that's undergone radioactive decay, 通过对岩石样品中正经历着放射衰变的同位素计数, geologists have estimated the Ear

发表于:2019-02-13 / 阅读(109) / 评论(0) 分类 TED演讲教育篇

It looks like a hand of God reaching out into the cosmos, but NASA says the display is caused by a young and powerful pulsar. Taken by NASA's Chandra X-ray observatory from it's orbiting 360 miles above the Earth, the recently released photo of Pulsa

发表于:2019-02-16 / 阅读(147) / 评论(0) 分类 实用英语

Now as we pull away from this world -- we're going to keep pulling away from the star now. 现在,我们将视线从这个世界里移出来--我们从这个星球移出来了 One of the things that always frustrated me a little bit about astronomy

发表于:2019-02-21 / 阅读(101) / 评论(0) 分类 TED演讲教育篇
学英语单词
alkaptouria
Amphidiscophorida
arm'd
atlg
Attachment process
auxiliary machinery control
bemourn
birthday-present
Bletilla hyacinthina
blockheadedness
Borneo(Kalimantan)
Bromvaluree
carbonado
chaetosphaeria ampulliformis
class-member
coal fall
coking wharf
Cozumel
craigiasis intestinalis
Curral Velho
DEN-l
disconnections
discount rate
disulfocyanic acid
dyle (dijle)
dynamical property
electron atom ratio
electronic signaling system
Erianthus ravennae
Eupatorium formosanum
fairleaders
Falla, Manuel de
feable estrus
fievre
fire tile
fluorine 19 reaction
fly-sheet
frondlet
Garuga
generick
gross contract value
hdtvs
hydrolithon farinosum
i-failled
incudiform uterus
instantaneous rating
Internet gateway device
Janamejaya
kentwoods
lachrymal punctum
lemnia duvauceli
liquid level inspection cock
Longages
lower cap
merchandise in company
Mercury's magnetosphere
methyl aspirin
missile launching pad
moholl
moute
mti (moving target idication)
multidimensional gas chromatography
n-bit word
naso maculatus
off sick
opening valve time
optimum water content
pandov
Peremptory Challenges
plumlikest
preflight medical examination
preglossa
premiering
program address register
programming abstraction
quick asset
quick-start
registered representative
retrolental
sandwich film
saturated-liquid curve
Schale
secondary aluminium
slusher hoist
sniggerings
southern spadefeet
spectalinine
speed of escape
steel foundry molding comound
steel pack muffler
stereoplotter
subsidiary factor
synthetic classification
taxed on worldwide income
trichoblatta nigra
unmeltingly
untusked
unwiped
volume correction
wetted periphery
xius