补充细胞

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(264) / 评论(0) 分类 VOA2003(下)-环境与健康

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(214) / 评论(0) 分类 国家地理2008年

Yesterday, the Conservation Minister, Dr Nick Smith, went to Akaroa near Christchurch to tell local people that part of the harbour will be a marine reserve. A marine reserve is like a park for recreation in the sea. It means that nobody can catch fi

发表于:2018-12-31 / 阅读(250) / 评论(0) 分类 新西兰英语

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(189) / 评论(0) 分类 2007年VOA标准英语(九月)

By Michael Bowman Washington 28 March 2007 The United States' top monetary official says the country's economy continues to grow and create jobs, but is hindered by several factors, including negative developments in the housing industry. VOA's Micha

发表于:2019-01-11 / 阅读(172) / 评论(0) 分类 2007年VOA标准英语(三月)

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(164) / 评论(0) 分类 VOA标准英语2008年(五月)

Suspect in Wildlife Reserve Attack Escapes The manhunt has resumed for the leader of a DRC militia that attacked a wildlife reserve in June. Six people were killed and 14 endangered forest giraffes, known as Okapi were slaughtered. He had been in the

发表于:2019-01-13 / 阅读(144) / 评论(0) 分类 VOA标准英语2012年(八月)

WFP: Ethiopia's Emergency Food Reserve Near Zero The head of the U.N. World Food Program (WFP) in Ethiopia says the country's emergency food stocks are almost completely exhausted, with drought conditions expected to worsen before they improve. There

发表于:2019-01-14 / 阅读(157) / 评论(0) 分类 VOA标准英语2011年(八月)

A: Good morning. Can I help you? A: 早上好。有什么事可以为你效劳吗? B: Good morning. I'd like to reserve a double room with a bath for next Friday. B: 早上好。我想为下周五预定一套带浴室的双人间。 A: I'm sorry, the

发表于:2019-01-22 / 阅读(135) / 评论(0) 分类 英语脱口秀之流行时尚

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(189) / 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(173) / 评论(0) 分类 VOA常速英语2008年(四月)

今天我们要学的词是 reserve。Reserve 做为形容词,是后备的意思。Israel is preparing to mobilize 30,000 reserve troops. 以色列正准备动员三万预备役。The British defense secretary proposed to allow reserve soldiers to

发表于:2019-02-04 / 阅读(163) / 评论(0) 分类 英语单词荟萃

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(231) / 评论(0) 分类 英语新闻

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(334) / 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(288) / 评论(0) 分类 趣味英语

请看中国日报网报道: The first two female reserve astronauts, one of whom is likely to go into space on board Shenzhou IX and become China's first female astronaut, have to meet the same criteria as the men, said a senior medical expert fro

发表于:2019-02-13 / 阅读(195) / 评论(0) 分类 英文语法词汇

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(203) / 评论(0) 分类 VOA常速英语2007年(十二月)

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(235) / 评论(0) 分类 英语新闻

Finance officials from 14 nations in eastern and southern Africa have gathered in Zimbabwe, discussing the possibilities of using the Chinese yuan as a reserve currency in the region. They are also vowing to use the Chinese currency more often with t

发表于:2019-02-22 / 阅读(174) / 评论(0) 分类 2018CRI中国国际广播电台

The deputy governor of China's central bank, Yi Gang, said in an interview with CCTV that China's foreign exchange reserve is within reasonable range. Our foreign exchange reserve increased from less than 300 billion US dollars in 2002 to 3.99 trilli

发表于:2019-02-25 / 阅读(210) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
adjacent turns
amido acid
applausometer
audaciousnesses
automatic titrimeter
bailhache
Ban Bu Khanum
bearts
bedazzlements
bostik
botrychium lanuginosum
building density
bursa of fabricus
cetostearyl 2-ethyl hexanoate
Chastre-Villeroux-Blanmont
comparison buffer method
crackfree
Demra
descriptive approach
Didivshchyna
dihydroxyaluminum sodium carbonate
earless fetus
Early Termination Clause
energy industrys
evilmost
exauthoration
fall witchgrass
family Scombridae
Fessenden oscillator
fighter-bombers
final steaming
food prohibition
football scores
foreyt
formatter
fullfreme
gaseous nebulace
Gerrardanthus
gluco-oligose
Grigna
growthsubstance
hanae
hand round pass
HMLR
hunting expeditions
hypermalls
judge in chambers
Karatansulfate
Keith number
lead tetrametaphosphate
lindsaea obtusa
low moor peat
M-170
messner
mixed factorial experiment
moofas
moves on
MPHR
muelleri
Nadge
nonrecurrent revenue
Oc.
Office of Censorship
Ouro Preto
overseas operation
paclitaxel
Paracytheridea
pashe
patuxent
pcd
petrol stations
phthalate buffer
pixel order
primordial scale
proteoglycans
psychological growth
radar band
railway engine
rectified mean value
safin
sensorimotors
Shemuel
spancrete
Special Import Measures Act
spring of locomotive
stability power limit
steam sealing gland
suberoxime
surface drift velocity
swan boats
take a poll degree
Taxillus kaempferi
the wrong
ti t'an
tommy logges
tonique
transformational mimicry
ultraviolet screener
unilateral contracts
unwhipt
vibrating contact
vicountiel jurisdiction