重力扩张

9. Prevent...from... The weather prevented the flight from leaving. We must prevent Aides from spreading. This disease is a serious problem.

发表于:2018-11-28 / 阅读(201) / 评论(0) 分类 李阳疯狂英语口语突破MP3

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

发表于:2018-12-01 / 阅读(276) / 评论(0) 分类 新东方背诵文选

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? You could think of it as the real dancing with the stars. Two white dwarf stars have been found twirling around each other to make a complete orbit in less than every 13

发表于:2019-01-08 / 阅读(141) / 评论(0) 分类 Scientific American(七)月

Gravitational Waves Detected, Einstein Is Right 引力波存在证明爱因斯坦是正确的 尽管花费了100年时间,最终科学家还是证明了爱因斯坦的理论是正确的,引力波确实存在 The waves were predicted as part of Ei

发表于:2019-01-12 / 阅读(128) / 评论(0) 分类 2016年VOA慢速英语(二)月

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

发表于:2019-01-20 / 阅读(159) / 评论(0) 分类 2017年Scientific American(三)月

歌词如下: Under the spreading chestnut tree, There we sit both you and me. Oh,how happy we will be! Under the spreading chestnut tree. Under the spreading chestnut tree, There we sit both you and me. Oh,how happy we will be! Under the spreading

发表于:2019-01-28 / 阅读(125) / 评论(0) 分类 英语儿歌274首

At Principia's heart were Newton's three laws of motion (which state, very baldly, that a thing moves in the direction in which it is pushed; that it will keep moving in a straight line until some other force acts to slow or deflect it; and that ever

发表于:2019-01-29 / 阅读(176) / 评论(0) 分类 万物简史

Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后,科学家们近日表示

发表于:2019-02-02 / 阅读(161) / 评论(0) 分类 英语新闻

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(178) / 评论(0) 分类 英语新闻

David Reitze, executive director of the U.S.-based Laser Interferometer Gravitational-Wave Observatory, also known as LIGO, made the announcement in Washington D.C. Ladies and gentlemen, we have detected gravitational waves, we did it! The gravitatio

发表于:2019-02-02 / 阅读(112) / 评论(0) 分类 英语新闻

科学家发现宇宙膨胀的证据 WASHINGTON, March 17 (Xinhua) -- U.S. astronomers announced Monday they have captured the first images of gravitational waves, or ripples in space-time described as the first tremors of the Big Bang in which the u

发表于:2019-02-03 / 阅读(136) / 评论(0) 分类 英语新闻

By Mike O'Sullivan Los Angeles 08 November 2007 November 14th is the first United Nations observed World Diabetes Day, and health experts say diabetes has reached epidemic levels in many countries, including the United States. In Los Angeles, diabet

发表于:2019-02-05 / 阅读(144) / 评论(0) 分类 VOA常速英语2007年(十一月)

They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi

发表于:2019-02-06 / 阅读(157) / 评论(0) 分类 英语新闻

If youre hangry and some manspreading rando is riling you up,these snackable definitions should help, mkay? 要是你正饿怒呢,一个奇葩又在地铁上大爷式占座把你惹毛了,这些快餐词说不定能帮上一点忙,你说是吧?

发表于:2019-02-06 / 阅读(131) / 评论(0) 分类 英文语法词汇

Astrophysics 天体物理 Dust to dust 尘归尘,土归土 A dramatic recent discovery in physics is looking rather dodgy 近期,物理学中的一项戏剧性发现看上出非常模糊 IN MARCH Chao-Lin Kuo, an astrophysicist at Stanford Univer

发表于:2019-02-16 / 阅读(150) / 评论(0) 分类 经济学人科技系列

Leaders 社论 Cosmology 宇宙学 Man suddenly sees the start of the universe 揭秘宇宙的起源 The quest to understand reality takes a great leap backwards 科学新突破探索宇宙诞生之初的真相 IN THE beginning was the word and the w

发表于:2019-02-17 / 阅读(136) / 评论(0) 分类 经济学人综合

在阅读中把握GRE词汇含义方法技巧 GRE文章是论证性文字,不是说明性文字,也不是叙述性文字。这种以论证为特点的文字,及于GRE阅读文章的各个层面:篇章段落句子单词。篇章由多个论点组

发表于:2019-02-17 / 阅读(122) / 评论(0) 分类 GRE英语

首先我必须要知道,一篇文章中不认识的单词占托福阅读词汇总量的比例只要控制在8%以内,是绝对不会影响到我们对全文任何观点的理解的。基于这一点,我们大家大可不必因为遇到了几个我

发表于:2019-02-17 / 阅读(231) / 评论(0) 分类 GRE英语

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-21 / 阅读(163) / 评论(0) 分类 2016CRI中国国际广播电台

首先要说的是,在阅读教学的研究当中,语言学家们发现,一篇文章中不认识的单词占全文词汇总量的比例只要控制在8%以内,是绝对不会影响到我们对全文任何观点的理解的。基于这一点,我

发表于:2019-02-25 / 阅读(143) / 评论(0) 分类 GRE英语
学英语单词
absorb the essence
AC power frequency track circuit
address prefixing
alternaria radicina meier drechster et eddy
Anderson, Maxwell
annealed track
annual appropriation
benzodipyrrole
bisoceratina higashisinensis
bold-type letter
boneless lean beef trimmings
Brassicaoleracea
bump tester
But.
cacklings
capillary arc ion source
caving in
cipolino marble
collarstud
craw-craw
crystallographic data
cybertraveler
death-struck
diaphragm bushing
double-track bridge
double-wedge wing
doublesex
eicosapentaenoic acid
elaterid beetles
electric collaring machine
electron period
energy conversion
Epaltes
evaluation action
flash blindness
flying phalanger
Gbégon
German Bands
gooiness
gradiometers
grassquits
grube
gyrotropically
herniating
hydrocephalis
internal and external hook
intersexuals
Jules Alfred Huot de Goncourt
karver
keeno
leaf-foot bug
leamed
leavells
make himself scarce
matrix printing
meat residue
mildly smoked fish
molecular catalysis
natural sebum
Necho II
now-a-day
null optics
Oceanroutes UK Ltd.
ontogenetic
otoplasties
outscout
overqualified
owner's capital
pericecitis
pestlike
phaethontidaes
photon emission curve of scintillator
pineapple-coconut
Porphyra tenera Kjellman
port circulating pump
posterior neuroplasm
preflash tower
product lifecycle management
production planning activity
profit margins
pyroheliometer
revolving tray
riwle
roll-on/roll-off ferry
rubicundas
run-time library subroutine
saccostrea cucullata
savaries
SCHL
secondary-intention
sensory analysis
shop instructions
space ergonomics
specimen plant
spring draw gear
submillimeter wave measurement
triangular spade
turbine shaft deflection protection
valentian age
Varnamo
war zones
wasted time