[电] 阻挡层光电池

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(199) / 评论(0) 分类 VOA2003(下)-环境与健康

barrage, [bə'rɑ:ʒ] n 弹幕(本军前方的密集火力网,用以掩护队伍);堰(人工障碍物,用以增加水深并分流) 【例】barraging the speaker with questions 接二连三地向演讲者提出问题 【记】bar酒吧,

发表于:2018-12-30 / 阅读(86) / 评论(0) 分类 不择手段背单词

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(168) / 评论(0) 分类 国家地理2008年

Boylan interviews the girls separately, probing their memory for clues. She does not interrogate them, but engages them in casual conversation. Her questions are always indirect. I divert them through

发表于:2019-01-02 / 阅读(143) / 评论(0) 分类 揭秘联邦调查局

A budget compromise has the Republican-led House's vote. Now, it's on to the Democratically-led Senate. NPR's Audie Cornish has a recap of the latest vote to keep the government funded for the rest of this fiscal year. The House passed the package on

发表于:2019-01-08 / 阅读(117) / 评论(0) 分类 2011年NPR美国国家公共电台4月

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

发表于:2019-01-11 / 阅读(156) / 评论(0) 分类 2007年VOA标准英语(九月)

1. Libya's opposition says troops loyal to Moammar Gadhafi are bombarding Misrata, the only city in western Libya not under Gadhafi's control. The artillery and tank fire comes despite a barrage of missiles and air strikes from U.S. and European forc

发表于:2019-01-11 / 阅读(188) / 评论(0) 分类 美联社新闻一分钟2011(三月)

1. A defense official says the US has unleashed a barrage of cruise missiles at Libyan targets yesterday and today. However, the Libyan government says its tanks and rockets have driven back rebels who attempted an assault on Muammar Gaddafis hometow

发表于:2019-01-11 / 阅读(164) / 评论(0) 分类 美联社新闻一分钟2011(四月)

1. Activists say dozens of people have been killed as the Syrian government escalates its crackdown against protesters. Most of the casualties appear to be in the city of Hama. Witnesses say a barrage of shelling and gunfire has left bodies scattered

发表于:2019-01-11 / 阅读(159) / 评论(0) 分类 美联社新闻一分钟2011(八月)

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(119) / 评论(0) 分类 VOA标准英语2008年(五月)

If you've watched the news or followed politics 如果你看新闻或者关注政治, chances are you've heard the term Orwellian thrown around in one context or another. 那么你很有可能听说过奥威尔现象频繁地出现在不同的语境中

发表于:2019-01-17 / 阅读(99) / 评论(0) 分类 TED演讲教育篇

[11] Muller's breakthrough was to find a way to date

发表于:2019-01-26 / 阅读(140) / 评论(0) 分类 阅读空间

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(145) / 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(143) / 评论(0) 分类 VOA常速英语2008年(四月)

A woman I know who does online dating says she is often baffled by the seduction techniques of the men she meets. In person, most just boast to her at great length. Few of them stumble on the winning formula: ask her about herself, and actually liste

发表于:2019-02-02 / 阅读(117) / 评论(0) 分类 阅读空间

While many people don't like to sell, most find themselves having to persuade someone at some point. Persuasion is not just for salespeople and their prospects. You may try to persuade an employee to perform better, or perhaps you want to persuade yo

发表于:2019-02-03 / 阅读(116) / 评论(0) 分类 英语美文

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(288) / 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(252) / 评论(0) 分类 趣味英语

Italy's parliament意大利议会High-class errand boys高级服务生Parliamentary workers are facing a cut in their generous pay议会的工作人员们面临着丰厚薪水削减的窘境。 Gold braid and a golden job金色穗带与金饭碗TO EA

发表于:2019-02-17 / 阅读(127) / 评论(0) 分类 经济学人文艺系列

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(206) / 评论(0) 分类 英语新闻
学英语单词
acceleration grade
actively mode-locked Nd glass laser
air defense formation and disposition
Aleuriosporaceae
Alexander City
American Bobtails
amount of business
antiair warfare
autosomal dominant disorder
back-porch
berubi
biasion
biophoton
Bonaventure Island
borneans
briquetting coal
calumniates
center of circle
cercospora eriobotryae enjoji
checkerblooms
Chimham
ciliate desert-grass
contrast light compensating
data pulse
death knells
degree of coal oxidation
DELLENBACK
Demi Lovato
DEV(deviation)
diatrizoic acid
doomsday cults
Doxantrol
drop by
dry cider
dry peat
electrolimit gauge
explanatory notes to the financial statements
field synchronizing pulse
geodetic-line
Gransee
hatcher
hemlines
heteronuclearsubstitution
hyaladherin
in full settlement
inductance-capacitance filter
infrastructure project
iPhone SDK
iron(ii) citrate
issuer syndicate
Kaynarbulak
Kinghorn
kistvaen
krger
learning modules
lloyd-evans
low noise axial fan
luteinised
main operated receiver
martensite start temperature
mince meat
monetary aggregate
moulding sand moisture
musicianers
non-symmetric line
normalized emittance
off-state time
os nasale
oxidation pit
oxyhydrogen blowpipe
Parnassia degeensis
perfectly diffusing plane
plaster head
pour something into
pour test
printing finished signal
purchase parts
Pyrenaria yunnanensis
Pyrethrum krylovianum
sacrospinous
safety temperature
Sareks nationalpark
screen wall counter
semaphore counterweight
sharis
sideritic shale
simultaneous engagement
ska-punk
snirtled
squaring shear
supernates
Tartessian
teasable
thernotherapy
torquatum
toubeleki
true colloid
under ground drainage system
unsuccinct
wave-resistance
wenes
Zia ul Haq