硒光电管[池]

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(203) / 评论(0) 分类 VOA2003(下)-环境与健康

optimism swap ecology charter horizon prototype uproar cereal orientation originate burner photoelectric subject compute forum racket glare flask infectious outlaw compile roundabout mercury amplitude pedal

发表于:2018-12-01 / 阅读(153) / 评论(0) 分类 用Mp3背六级单词

TEXT Seen through the eyes of a young friend Einstein was a simple, modest and ordinary man. The professor and the Yo-yo My father was a close friend of Albert Einstein. As a shy young visitor to Einstein's home, I was made to feel at ease when Einst

发表于:2018-12-04 / 阅读(214) / 评论(0) 分类 大学英语精读第二册

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(171) / 评论(0) 分类 国家地理2008年

Science and technology. 科技。 Photoelectric cells. 光电池。 To dye for. 利用染料进行能量转化。 A new type of cell may bring solar energy indoors. 一种新型电池也许能带来室内太阳能。 THE phrase indoor solar power sou

发表于:2018-12-31 / 阅读(121) / 评论(0) 分类 经济学人科技系列

99 吸收金属原料的植物有助于抗癌药品的研制 AGRICULTURE REPORT September 25, 2001: Plants that Absorb MetalsBy George Grow (Start at 1'00

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 科技之光

四六级阅读占考试的比重很大,很多考友也为阅读烦恼不已,该怎么办呢?两个字:多看! 所以,从今天开始,每天会节选一些文章和大家一起阅读。 接

发表于:2019-01-03 / 阅读(144) / 评论(0) 分类 阅读空间

By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 VOA标准英语2008年(五月)

Study Shows Vitamin E Increases Prostate Cancer Risk A number of medical studies over the years suggested that vitamin E, taken as a dietary supplement, might help prevent prostate cancer. But new research finds not only that the earlier studies were

发表于:2019-01-14 / 阅读(118) / 评论(0) 分类 VOA标准英语2011年(十月)

Scientists Suggest Adding Selenium to Diets in Malawi The study, which was published in the journal Scientific Reports, found that most Malawi soils do not have an adequate amount of selenium required for human nutrition. In the report, researchers a

发表于:2019-01-14 / 阅读(123) / 评论(0) 分类 VOA标准英语2013年(三月)

Al Gore accepted the Nobel Peace Prize in 2007 along with Rajendra Pachauri accepting on behalf of the UN's intergovernmental panel on climate change for their work to sound the alarm over global warming. The Six Nobel Prizes are traditionally awarde

发表于:2019-01-22 / 阅读(127) / 评论(0) 分类 自然百科2009年

Science and Technolgy. 科技。 Photoelectric cells. 光电池。 To dye for. 染料光电池。 A new type of cell may bring solar energy indoors. 一种新型电池有望将太阳能引进室内。 THE phrase indoor solar power sounds like an oxym

发表于:2019-01-26 / 阅读(137) / 评论(0) 分类 经济学人科技系列

But the landmark eventthe dawn of a new agecame in 1905, when there appeared in the German physics journal Annalen der Physik a series of papers by a young Swiss bureaucrat who had no university affiliation, no access to a laboratory, and the regular

发表于:2019-01-29 / 阅读(129) / 评论(0) 分类 万物简史

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(146) / 评论(0) 分类 2007年VOA常速英语(十月)

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(146) / 评论(0) 分类 VOA常速英语2008年(四月)

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(292) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(255) / 评论(0) 分类 趣味英语

Science and technology 科学技术 Photoelectric cells 光电池 To dye for 染料光电池 A new type of cell may bring solar energy indoors 一种新型电池有望将太阳能引进室内 THE phrase indoor solar power sounds like an oxymoron. 室内

发表于:2019-02-07 / 阅读(147) / 评论(0) 分类 经济学人科技系列

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(208) / 评论(0) 分类 英语新闻

Marie Curie was born in 1867. She is one of the greatest scientists ever to have lived. She was a pioneer in the field of radioactivity and discovered the chemical elements radium and polonium. Curie is the only person ever to win two Nobel Prizes in

发表于:2019-02-19 / 阅读(131) / 评论(0) 分类 世界名人简介
学英语单词
2-205 rule
a guerrilla zone
acceptance and continuance of client
aeronautical ground radio station
Ajasse
artatendon
auricularis muscle
back voltage
bilneys
Boz Burun
brush spring adjuster
burgettstown
Calamostachy
Cardamine multiflora
celiac flux
cell sorter
choaketh
cichorium intybuss
closed feed water heater
cokas
connecting pointer
contribution by paritcipants
controller mechanism
crawfordville
de-worm
dry as a chip
duobinary system
Dupuytren's contracture
economies
elin
eo (end office)
eustatic change of sea level
expected time of sailing
faburdens
false flat
filling material
foot-dragger
fossae vesicae felleae
frequency characteristics
gain the advantage of
gastroparalysis
genevensis
Gosbach
gymnocephalous cercaria
Henselian
hydrodynamic compressive forming
idler shaft driven gear
International Ship Supplier's Association
Inyazura
irregular section
Kharg Island
LAK, lak
lampoonery
law of vividness
lifetime dose
lives out
load record
man-of-war bird
membranellar
mephito-nitrous
mignonette family
motor truck road
multiple-blade
nautical navigation
Nipisiguit B.
noncompounds
octuplicates
Old Mexico
on-the-job leisure
osteitis granulosa
pantocrators
peniel
pericarditis serous
PFPTH
phenological simulation model
pick up button
plate-fin type reversing heat exchanger
PO'ed
political office
psychopetal
pushdown dialing
radiostimulation
rentals
residential program
rheinische
scientific project
semen pruni
small batch
spacorn
stinkard
superficialises
swindell electric furnace
Swissers
syphilitic
to have a sweet tooth
trade custom
tucked into
unspaned
uterine inversion
Vienna State Opera
vinerine
wavepulses