星系

Star Power A: The great lie in the movie business, and one that you'll hear all the time is

发表于:2018-11-28 / 阅读(160) / 评论(0) 分类 疯狂英语2003年

This is Scientific American 60 second Science, I am Karen Hopkin, this will just take a minute. There are in fact 100 billion galaxies, each of which contains something like a 100 billion stars. Well, Carl Sagan would have loved to get the latest est

发表于:2018-12-02 / 阅读(61) / 评论(0) 分类 Scientific American(一)月

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(267) / 评论(0) 分类 超大质量黑洞

Lesson 45 Of men and galaxies 人和星系 First listen and then answer the following question. 听录音,然后回答以下问题。 What is the most influential factor in any human society? In man's early days. competition with other creatures mus

发表于:2018-12-08 / 阅读(541) / 评论(0) 分类 新概念英语第四册

By Jessica Berman Washington 29 October 2009 Ultraviolet, X-Ray images of gamma-ray burst Astronomers have discovered evidence of the oldest and most distant cosmic event ever detected, a burst from a dying star that occurred 13 billion years ago, v

发表于:2018-12-16 / 阅读(52) / 评论(0) 分类 VOA标准英语2009年(十月)

UV Rays Strip Small Galaxies of Star Stuff紫外线辐射会阻止小星系形成 The sun spews out ultraviolet radiationthat's why you put on sunscreen. But the sun isn't the only UV-producing celestial body. Stars and supermassive black holes produ

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 2017年Scientific American(三)月

[00:05.62]34) Ancient Quasar [00:11.96]Astronomers have discovered what they say is one of the earliest known structures ever to form in the universe. [00:20.82]It is a star-like object called a quasar. [00:24.76]Quasars are very large. [00:27.69]The

发表于:2018-12-26 / 阅读(53) / 评论(0) 分类 美国英语听力80篇

Is anyone out there? For over 40 years scientists have been searching for extraterrestrial intelligence, but theyve found nothing. Now the new Allen Telescope Array, a string of 350 radio telescopes, is being built 300 miles north of San Francisco a

发表于:2018-12-30 / 阅读(77) / 评论(0) 分类 国家地理2008年

Why Dwarf Galaxies Lack Star Power In a study in the journal Nature, researchers show that the relative lack of star density in dwarf galaxies need not conflict with standard cosmological models if you include the blast effects of supernovae. Karen H

发表于:2019-01-02 / 阅读(95) / 评论(0) 分类 60秒科学

Twinkle, twinkle, little star Twinkle, twinkle, little star 一闪一闪小星星 How I wonder what you are 我想知道你是什么? Up above the world so high 在整个世界之上,如此的高 Like a diamond in the sky. 像在天空中的钻石

发表于:2019-01-03 / 阅读(93) / 评论(0) 分类 优美儿童英语歌曲

Our galaxy is rushing toward the great galaxy Andromeda, they are rushing toward each other. And they are going to encounter each other in a couple billion years. Abraham and his colleagues decide to try to simulate this clash of the Titans. This was

发表于:2019-01-22 / 阅读(66) / 评论(0) 分类 自然百科2011年

To understand how these calamities occur, astronomers need to catch a massive star in its death throes. Astronomers are like detectives. We have to figure out what's going on in the universe, sometimes based on a minimum number of clues. And in the c

发表于:2019-01-22 / 阅读(73) / 评论(0) 分类 自然百科2011年

And takes dedication perseverance and a love of the thrill of the chase, not just any kind of astronomer but a supernovae hunter, and one with perfect timing.You know usually nothing much happens in astronomy, stars live for millions or billions of y

发表于:2019-01-23 / 阅读(671) / 评论(0) 分类 探索与发现2015年

Science and Technolgy 科技 Citizen astronomy 全民天文学 A new world in your bedroom 卧室里的新天地 Amateur astronomers join the ranks of the planet hunters 业余天文学家加入猎星人行列 IN AN age of professionals, the ability

发表于:2019-01-26 / 阅读(59) / 评论(0) 分类 经济学人科技系列

By David McAlary Washington 14 September 2006 Astronomers have found that the universe began lighting up in its infancy. They have observed the most distant and oldest galaxies ever seen, small galaxies that helped lift the cosmos out of its dark ag

发表于:2019-01-31 / 阅读(128) / 评论(0) 分类 2006年VOA标准英语(九月)

听歌学英语:Are You the One(你是那个人吗) Timo Tolkki,是芬兰首席古典旋律金属大老Stratovarius乐队的当家吉他手,其个人风格深受 Ritchie Blackmore、Randy Rhoads 等前辈的影响。他以浓厚的古典音乐背景为

发表于:2019-02-01 / 阅读(73) / 评论(0) 分类 听歌学英语

今天我们要学的词是all star。 All star全明星。All star game全明星赛。The 80th Major League Baseball All-star Game will be played on Tuesday night, 美国职业棒球大联盟第80届全明星赛星期二晚上举行。 Tickets for t

发表于:2019-02-07 / 阅读(66) / 评论(0) 分类 英语每日一词

BEIJING, Oct. 21 (Xinhuanet) -- A team of European researchers announced that they have found vast water vapor out of our solar system, according to a study in the U.S. journal Science Friday. Using Herschel Space Observatory, a European Space Agency

发表于:2019-02-09 / 阅读(92) / 评论(0) 分类 英语新闻

带镜框的独特声音:Laura Veirs - Galaxies 作为一个多产作家和有天赋的音乐家,劳拉威尔斯(Laura Veirs) 的音乐给人们类似蓝调与在天空中飞行的味道。劳拉威尔斯的专辑大都以民谣风格为主,她独

发表于:2019-02-11 / 阅读(64) / 评论(0) 分类 流行英文歌曲

A new world in your bedroom 卧室里的新天地 Amateur astronomers join the ranks of the planet hunters 业余天文学家加入猎星人行列 IN AN age of professionals, the ability of amateur scientists to make meaningful contributions has almo

发表于:2019-02-17 / 阅读(45) / 评论(0) 分类 经济学人综合
学英语单词
acetate butyrate rayon
Adenophora latifolia Fisch.
advocacy planning
aqui-
asymmetrical step function
atp (adenosine triphosphate)
Bamar
bell apple
bipolar 8-zero substitution
blamablely
boat neck,boat neckline
Broz
Canowindra
capable fault
cash forecast
cash-call
clevis mounting
cohesive
combined material
common metal
Conophytum
convallarin
cutwork embroidery
cyclic economic crisis
demethylrifampicine
descansos
devaporizer
dognaped
double-reduction steam turbine installation
durangites
DVD-rewritable
ecological backlash
electropolishing
eletrification instruction
empire-builder
factory-adjusted control
feed water heater
Flogal
front roller shaft
full-range transmission
got on one's feet
Grangeria
hemusite
Hudd
hystonin
IIR filter
impervious
indifferentiated
iodotubercidin
jumper spring
K2SO4
lap about
larinks
laybarge
lead one a merry chase
lead-on
life-situation
long live
maleylurea
manganic phosphate
maynard-smith
metal-oxide humidity sensor
Mikmak
multichanger
narrow band of channel
non-subsidy principle
nondistructive cursor
outgoingness
paint leaf
Palma, R.da
phenylpropionate
pinboard
prevents mistakes
quintile
reconciliation room
red elm
redox titrant
reduplicates
rheological model
safe guard
scintigram
scleragogy
scotobacteria
setting movement
setting-needle
slag conditioning
slowplaying
software requirements specification
special pig iron
steal someone's thunder
stramenopile
submarine landform
swarming
tag boat
tiaa-cref
unyielding foundation
uromodulin
valve bucket
within reach of
work strain
writing-ups
zoomorphizing