凝集丝,并丝

By Jim Malone Washington 30 November 2006 Iowa's Democratic governor, Tom Vilsack, officially became the first presidential candidate for 2008 on Thursday. Several other potential candidates have either taken themselves out of the running for the Wh

发表于:2018-12-07 / 阅读(128) / 评论(0) 分类 2006年VOA标准英语(十一月)

Cain Reassesses US Presidential Bid, Gingrich Rises in Polls In U.S. presidential politics, the focus is on Republican White House contender Herman Cain. Cain says he is reassessing his campaign in the wake of allegations of an extramarital affair, w

发表于:2018-12-08 / 阅读(62) / 评论(0) 分类 VOA标准英语2011年(十一月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If youve ever popped open a jar of the pickled fish, you know that herring like to stick together. Actually, its something they do naturally, even before

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 Scientific American(三)月

For astronomers who study the large-scale structure of the universe, dwarf galaxies have proven quite vexing. Because the leading model of cosmology has been unable to account for their relative lack of substance. Now scientists writing in the journa

发表于:2018-12-24 / 阅读(76) / 评论(0) 分类 Scientific American(一)月

1. collusion /kəˈlu:ʒən/ -- (literally, playing together) secret agreement for a fraudulent purpose; conspiracy; plot It was not known whether the price increases resulted from higher costs or from collusion among the producers. 不知道价格的上

发表于:2018-12-30 / 阅读(70) / 评论(0) 分类 突破英文词汇

He likes the rain. Rain makes puddles. He likes puddles. He jumps into puddles. He jumps across puddles. He slides on his back in puddles. He sits in puddles. He gets wet in puddles. His shoes get wet. His clothes get wet. He gets dirty. His clothes

发表于:2018-12-31 / 阅读(85) / 评论(0) 分类 儿童英语小故事

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(101) / 评论(0) 分类 60秒科学

By David McAlary The U.S. Cassini spacecraft orbiting Saturn has found evidence that the giant planet's dazzling rings are decaying and may eventually be gone. And the rings are dirtier than thought,

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 VOA2004(下)--健康科技

WASHINGTON, Nov. 26 (Xinhua) -- U.S. President Barack Obama was hurt in a basketball game Friday morning, and got 12 stitches in his lip, the White House said. Obama got the stitches after his basketball game in the morning with personal aide Reggie

发表于:2019-01-07 / 阅读(148) / 评论(0) 分类 英语新闻

纺织英语常用词汇 棉及其混纺纱线 Cotton, Cotton Mixed Blended Yarns 棉纱Cotton Yarns 涤棉纱 T/C CVC Yarns 粘棉纱 Cotton/Rayon Yarns 棉晴纱 Cotton/Acrylic Yarns 棉/氨纶包芯纱 Cotton/Spandex Yarns 棉与其他混纺纱 Cotton/Others Blended Yarns 毛纺系列纱线

发表于:2019-01-08 / 阅读(101) / 评论(0) 分类 英文语法词汇

ANNOUNCER: Welcome to the VOA Special English program, People in America. Today, Sarah Long and Bob Doughty tell about the inventor Thomas Alva Edison. He had a major effect on the lives of people around the world. Thomas Edison is remembered most f

发表于:2019-01-11 / 阅读(77) / 评论(0) 分类 VOA慢速英语2007年(三)月

AS IT IS 2014-07-24 Former General Challenges Widodo's Victory in Indonesia 印尼前将军挑战选举结果 The unsuccessful candidate in the Indonesian presidential election has decided to challenge -- or officially dispute -- the result. Former A

发表于:2019-01-12 / 阅读(74) / 评论(0) 分类 2014年VOA慢速英语(七)月

The sudden eruption of mass anti-government protests in Egypt seemingly caught most people by surprise, including U.S. and other Western intelligence agencies. The turn of events has sparked questions about whether the United States experienced an in

发表于:2019-01-14 / 阅读(83) / 评论(0) 分类 VOA标准英语2011年(二月)

Is it simply the byproduct of a crude mechanical action? 它仅仅是一个粗糙机械制作的副产品? Or is it an imitation of one half the set of sounds we make to express disappointment? 或者对我们抒发不满的一种声音的一半所进

发表于:2019-01-18 / 阅读(101) / 评论(0) 分类 TED演讲商业篇

In U.S. presidential politics, the focus is on Republican White House contender Herman Cain. Cain says he is reassessing his campaign in the wake of allegations of an extramarital affair, which Cain denies. Meanwhile, the Republican field is looking

发表于:2019-01-19 / 阅读(72) / 评论(0) 分类 VOA双语新闻 2011年12月

NASA's twin Stereo spacecrafts called Behind and Ahead captured rare footage of the Sun erupting over about a 30 hour period between September 26th and 27th. From the Behind perspective on the left, the long filament, darker than the Sun's surface, c

发表于:2019-01-22 / 阅读(79) / 评论(0) 分类 自然百科2009年

By collecting and comparing meteorites, scientistshave been able to piece together a picture of how they form and these studieshave revealed some of the most remarkable rocks in the solar system. Few places in the world have got as many meteoritesas

发表于:2019-01-23 / 阅读(53) / 评论(0) 分类 探索与发现2014年

What is extraordinary from our point of view is how well it turned out for us. If the universe had formed just a tiny bit differentlyif gravity were fractionally stronger or weaker, if the expansion had proceeded just a little more slowly or swiftlyt

发表于:2019-01-29 / 阅读(53) / 评论(0) 分类 万物简史

It was the summer of 1878. Tom had been working hard for a long time. He was thinking about taking a vacation. Then a friend invited him to join a group of scientists. They were traveling by train to Wyoming to see an eclipse of the sun. Tom decided

发表于:2019-02-13 / 阅读(61) / 评论(0) 分类 名人认知系列 Who Was

Science and technology 科学技术 3D printing 三维压制 A third-world dimension 第三世界的发展空间 A new manufacturing technique could help poor countries as well as rich ones 一项新的制造技术能够对贫困国家有所帮助,就

发表于:2019-02-24 / 阅读(142) / 评论(0) 分类 经济学人科技系列
学英语单词
a wally
air-current
all slime cyanidation
anti-choice
Ashgillian Stage
autogenous soldering
background compiler
bell ten
blencowe
breastplated
build system
Castanopsis cerebrina
causeymakers
channel command retry
chiffon net
chin bristle
CSASE
deformation loss
deproteinating
dimethyldichlorosilane(DMCS)
distribution cabinet
divorce requirement
drop out colour
eady wave
Eisenvitriol
evolutionary systematics
felonious homicide
flocculating chamber
foolio
forpained
GA graphic ammeter
geolifluction
green manure crop pest
herbicide-tolerant
high-tension damper
husseys
interlocking lever
iritic
isogermafurene
JQL
keep head against
leakage protector for electric tool
low-oil content measuring transformer
manation
many-to-one function
married man
master-slave scheduling system
mnos devices
mononitroglycerine
myslbek
nematologies
network multiprocessor
noncash account method (of cash budget)
normal-output
obsequiousnesses
Orichi
peltigera pruinosa
phenylmethylbaurbituric acid
post-vaccinal poliomyelitis
prices of commodities
pseudogley soil
publicaffairs
pummellings
pylephlebitis
redundant server
reflective film
second auction
sees the light
self recovery
semiaxes
settlement observation
short-hout motor
silvestridia hutan
slip-slops
Sorgun
spinosads
sprocketed
standardiser
Stenoptilia
superheaters
supervaluationism
supervised learning
suturiform
symbiotic relationship
tank system
tariff schedule
tavla
terminal spore
thermo-economics
thickos
til the cows come home
true steady state
unpreventible
upitis
video conferences
video heads
water cooled wall
wax-light
wine storage room
wobble control signal
wrttemberg
ya-ya