银河带

band, [bnd] n 带,条纹=strip;乐队;v 联合 【例】jazz band 爵士乐队We banded together against the robbers 我们联合起来对付强盗。 【类】stipple:dot=striate:band 有点的由点组成=有条纹的由条纹组成

发表于:2018-12-30 / 阅读(186) / 评论(0) 分类 不择手段背单词

Kiss me, out of the bearded barley. Nightly, beside the green, green grass. Swing, swing, swing the spinning step. You wear those shoes and I will wear that dress, Oh~~ Kiss me beneath the milky twilight. Lead me out on the moonlit floor. Lift your o

发表于:2019-01-10 / 阅读(147) / 评论(0) 分类 美国偶像 American Idol

Scientists Plan to Make 3-D Map of the Milky Way 科学家计划制作银河系的3d地图 From VOA Learning English, this is Science in the News. Im June Simms. And Im Jim Tedder. Today on the program, we tell about developments in space exploration

发表于:2019-01-12 / 阅读(137) / 评论(0) 分类 2014年VOA慢速英语(三)月

You know, the indications there are a lot of those stars have planets, maybe have them built since planets you know, being like kittens, you know, just dig one, you get a couple. They are probably on the order of the million and million planets out t

发表于:2019-01-22 / 阅读(182) / 评论(0) 分类 自然百科2011年

The first stars in our Milky Way were fearsome high-octane stars, burning their hydrogen fuel at tremendous rates, rushing through their life cycle. They like the rockslides. They live fast and die young. They run out of their fuel very quickly and e

发表于:2019-01-22 / 阅读(137) / 评论(0) 分类 自然百科2011年

But our time traveling isnt yet over. There is still the question of how the first galaxies kindled the very first stars. We are on a journey visiting the Dark Ages, a time over 12.5 billion years ago. The sight is spectacular. The sky is ablaze with

发表于:2019-01-22 / 阅读(132) / 评论(0) 分类 自然百科2011年

Imagine the disc of our galaxy, if you just took a disc of stars and put it there, gravity would tend to make this disc collapse/ into itself and it would immediately just fall together. That is not what we see with the galaxy. Whats actually going o

发表于:2019-01-22 / 阅读(156) / 评论(0) 分类 自然百科2011年

The glowing region is the accretion disc, star debris falling inward, would turn round in the maelstrom heated by frictions to such high temperatures that it glows white hot. So at the center of our galaxy, we do have a black hole. We now know that t

发表于:2019-01-22 / 阅读(147) / 评论(0) 分类 自然百科2011年

We are traveling upwards away from our solar system, out of the spiral arms of the Milky Way. In front of us, lie vast clusters of stars, satellite groups that orbit the heart of our galaxy. These are globular clusters, over 150 have been discovered.

发表于:2019-01-22 / 阅读(149) / 评论(0) 分类 自然百科2011年

Measuring the brightnesses and colors of the stars in the globular cluster, we can figure out how old they are. Here is the remarkable thing: they are very old. Globular clusters, at least the stars in the globular clusters, in many cases, are almost

发表于:2019-01-22 / 阅读(144) / 评论(0) 分类 自然百科2011年

One of the puzzles about our galaxy is that we know that it's had stars forming continuously for about the last ten billion years. But at the rate/ it's eating up its gas now, it's forming new stars, it should burn out that gas soon, should run out o

发表于:2019-01-22 / 阅读(139) / 评论(0) 分类 自然百科2011年

Like nebulae which spawn stars, it is made of gas and dust. But that's where most similarities end. For Alex Filippenko, it represents an intriguing industrial zone within our galaxy where the elements from which our world is made or manufactured. Wh

发表于:2019-01-22 / 阅读(143) / 评论(0) 分类 自然百科2011年

We live amongst 200 billion stars, in the Milky Way galaxy, a vast cosmic city. The earth is located in a quiet neighborhood, in a safe neck of the woods. But what if we could take our planets on a journey through the galaxy? What wonders would be se

发表于:2019-01-22 / 阅读(168) / 评论(0) 分类 自然百科2011年

It's really a wonderful time to be an astronomer, especially in studies of Milk Way. Were undergoing something for revolution. In fact, we can take you places. They're really quite remarkable. We are about to embark on an amazing journey. We'll take

发表于:2019-01-22 / 阅读(137) / 评论(0) 分类 自然百科2011年

Now, of course, I can't show you a picture of the galaxy on our screen. We can't fly above the galaxy and take a picture of it, and show you. We're stuck in the disc of the galaxy, but we can still image it from the ground, in fact, this image is a p

发表于:2019-01-22 / 阅读(143) / 评论(0) 分类 自然百科2011年

We are taking a ride through the Milky Way. First, we are traveling to a place where stars are born. Even at the speed of light, 196,000 miles a second, the journey lasts for 1,500 years. We've arrived at the vast glowing cloud of gas and dust, the g

发表于:2019-01-22 / 阅读(211) / 评论(0) 分类 自然百科2011年

Look closer and there is something strange about this gas and dust. There're patches where it appears to glow. These bright glowing clouds are called nebulae. And along with the Orion Nebula, our Milky Way has some spectacular examples, the Eagle Neb

发表于:2019-01-22 / 阅读(150) / 评论(0) 分类 自然百科2011年

Like nebulae which spawn stars, it is made of gas and dust. But that's where most similarities end. For Alex Filippenko, it represents an intriguing industrial zone within our galaxy where the elements from which our world is made or manufactured. Wh

发表于:2019-01-22 / 阅读(160) / 评论(0) 分类 自然百科2011年

In about four or five billion years, it will grow into a much bigger star, a star called a red giant. And that outer atmosphere of gases will be held so loosely by the sun at that time that the gases will be blown away gently in what I call a cosmic

发表于:2019-01-22 / 阅读(146) / 评论(0) 分类 自然百科2011年

关于band你知道多少?除了pop and rock band=流行摇滚乐队,你还知道什么乐队吗? 摇滚乐队叫rock band,经典的英伦摇滚乐队非Queen皇后乐队莫属啦。 敲锣打鼓前进的是marching band=行进乐队。 玩儿爵

发表于:2019-02-25 / 阅读(250) / 评论(0) 分类 英文语法词汇
学英语单词
abromine
adjustable contact plate
Akos
Al Khalil (Hebron)
all-eating
an early grave
anerobe
Anglodom
antiprothrombin
asset-allocation
auto-login
automatic tuning
awarns
be like taking candy from a baby
birnbaum
Blanchisseuse
bond buyer's index
bore premature
buckminsterfullerenes
Canadian Shield
celesbians
Chamartin
chem mill templet
cigarette-lighter
clearing cam
congenital alternate nail dystrophy
countercurrent separation
denpasar
duriprate
electron-beam (melted) ingot
exhaust valve open
fatty acid deficiency
flux-refining
follow on from
French embossing
fructicole
get on my nerves
glaas
hairstylists
heavy wood
hemangioma of gastrointestinal tract
hosemonkey
invisible exports and imports
iscemia
just-for-now
last word address
Laysan duck
leren
ljungstrom-type air heater
long and short armed floor
Madura foot
mercuriammonium
metal-nitride-oxide-semiconductor memory
microcredit
Midl., MidL.
Mohs scale
naviplane
not look back
oktyabrina
olsacherite
on call maintenance
orbignya phaleratas
packet file
Perry, Matthew Calbraith
petty cash
platinum bromide paper
post jamb
prefix code
primary insomnia
primordial shaft
protogrammar
pusher leg drill
radiosonde receiver-recorder
recursion
reductases
rerailing ramp
s-languages
sailc law of succession
secundioflorus
self smoothing
single-phase shunt motor
skyline logging, skyline hauling
social smile
startover data transfer and processing program
takes your breath away
tegus
tendercrisp
Tibbu
tomato streaks
too littler
triangular smooth file
tricolored
trimethylammoniums
unmodernized
Verdigre
Washington palm
wave-front method
western pipistrel
wood chemical
yuniss
Zaborów
zigzag course Z