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Raindrops 雨滴 From a light rain to a heavy downpour, raindrops fall to Earth's surface. And if you watch over time, you'll see that some raindrops are small and some much larger. Find out why -- on today's Earth and Sky. DB: This is Earth and Sky,

发表于:2018-12-07 / 阅读(268) / 评论(0) 分类 (科普英语)Earth and Sky

This is Scientific American's 60-Second Science. I'm Karen Hopkin . This will just take a minute. When you get caught in a downpour, you probably dont think about the size of the raindrops that assault you as you run for cover. But physicists do. And

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 Scientific American(七)月

US: Recognizing Syrian Opposition Strengthens Fight Against Assad With Syrian rebels gaining ground on Assad forces, the Obama administration says recognizing political opponents strengthens the fight against him. We have said all along that in the a

发表于:2019-01-14 / 阅读(210) / 评论(0) 分类 VOA标准英语2012年(十二月)

Global Stocks Fall on US Recession, European Debt Worries Global Stocks ended the week lower as fresh worries over a possible U.S. recession and Europe's debt crisis roiled markets anew. The inability of political leaders on both continents to deal w

发表于:2019-01-14 / 阅读(163) / 评论(0) 分类 VOA标准英语2011年(八月)

Top 5 Songs for Week Ending August 17 Were spotlighting the five most popular songs in the Billboard Magazine Hot 100 pop singles chart, for the week ending August 17, 2013. Last week, One Direction smashed into the hit list in second place with Best

发表于:2019-02-01 / 阅读(189) / 评论(0) 分类 VOA常速英语2013年(八月)

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(135) / 评论(0) 分类 英语新闻

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(197) / 评论(0) 分类 英语新闻

Joe DeCapua 07 April 2010 Racial tensions remain high in South Africa following the recent murder of white supremacist Eugene TerreBlanche. Wednesday, the ruling ANC party issued a statement urging restraint among its members. Thousands of people sho

发表于:2019-02-06 / 阅读(154) / 评论(0) 分类 VOA标准英语2010年(四)月

Plum-pudding is the term bestowed upon certain fragmentary parts of the whale's flesh, here and there adhering to the blanket of blubber, and often participating to a considerable degree in its unctuousness. It is a most refreshing, convivial, beauti

发表于:2019-02-17 / 阅读(139) / 评论(0) 分类 白鲸记

What Shoemaker and his colleagues found was that there was more risk out therea great deal morethan anyone had ever imagined. 苏梅克和他的同事们发现的是,外层空间存在着比想像的还要多多得多的危险。 Asteroids, as most

发表于:2019-02-25 / 阅读(187) / 评论(0) 分类 万物简史
学英语单词
addiction to drugs
akron abrasion test
alter periodiagram
aluminum diformate
antifields
applied hydraulics
arriere-bans
balance of exchange
breastlet
business to government ec
cant of the jet
capacitor pick up
cheese-board
chin-reasting
cholinergic neuron
cieluv colour space
CNSTR
cogon grass
company branch (telephone) exchange
continuity promotion
crystal structurology
dagoba
defer a ballot
dendrophnol
dioxybenzone
dissociative
Duccio di Buoninsegna
electric quality
electro-hot regulator
elmaciation
emission-control equipment
engine donkey
error of parallax
estuarine biology
feinleib
foot pawl
frequency meter with double scale
geological radar method
gitarr
hoh
hypophyseal adenoma
kromeski, kormesky
L.R.C.P.
leibniz
log record
loose coupling
maladera taiwana
mapped buffer
mesmerically
Mildred Ella Didrikson
mixed messages
miyazato
mobile target tracking system
momental vector
monoment
needfulness
off-line compute system
operating system optimization
oxynervon
parallel execution of plans
phenylthiohydantoins
pitch of wave
plane conformal geometry
postsyntactic
premature wear
pyknic types
quasi-continuity principle
RB (run back)
rectangular-coordinate display
repeated start
resource of labour force
sandgrounder
sargassum oligocystum
scale of fusibility
scorzalite
seraket
simulcast program
solid load
sotelo
spatial equilibrium
spirobolus walkeri
St-Philippe
stires
subservience
tenancy in perpetuity
tentorial meningioma
thuggism
tightly coiled helical spring
tiling
ultracentrifugal sedimentation velocity method
ungrate
vagabond
Vampyromorpha
vending-machine
verse-forms
vertical sync inverter
W-3 (Westinghouse-3 correlation)
white cigar
working-plan control
xerophytic plant
Z centre
zamarras