音标:[sel diˌsəuʃiˈeiʃən ˈbʌfə] ;
[医]细胞解离液,细胞消化液

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(184) / 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(159) / 评论(0) 分类 国家地理2008年

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(147) / 评论(0) 分类 2007年VOA标准英语(九月)

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(112) / 评论(0) 分类 VOA标准英语2008年(五月)

Study: Nature Creates Buffer Against Climate Change The study focused on semi-arid ecosystems which cover 40 percent of the planet and support 40 percent of the human population. Co-author David Eldridge, with the School of Biological, Earth and Envi

发表于:2019-01-13 / 阅读(122) / 评论(0) 分类 VOA标准英语2012年(一月)

You Embrace the Challenge People who consider themselves self-disciplined, organized achievers live longer and have up to an 89% lower risk of developing Alzheimers than the less conscientious.When youre good at focusing your attention, you use more

发表于:2019-01-16 / 阅读(162) / 评论(0) 分类 阅读空间

今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国,buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击,打算在加沙地带的边儿上建立一个缓冲

发表于:2019-01-16 / 阅读(123) / 评论(0) 分类 英语每日一词

Business 商业 Cotton exports 棉花出口 Knickers in a twist 两不讨好 India bans cotton exportsconfusing everyone, including its government 印度禁止棉花出口所有人都摸不着头脑,印政府也不例外 WHEN Mahatma Gandhi began s

发表于:2019-01-26 / 阅读(150) / 评论(0) 分类 经济学人商业系列

JUDY WOODRUFF:And today's arguments were, of course, closely watched by advocates on both sides of the abortion debate. And we turn to two of them now. Ilyse Hogue is president of NARAL Pro-Choice America. And Steven Aden is vice president of human l

发表于:2019-01-27 / 阅读(149) / 评论(0) 分类 PBS访谈社会系列

Russia has agreed to withdraw its troops from controversial buffer zones it had set up around Georgia's breakaway provinces of South Ossetia and Abkhazia. VOA Moscow Correspondent Peter Fedynsky reports the announcement by the Russian president was

发表于:2019-01-31 / 阅读(134) / 评论(0) 分类 VOA标准英语2008年(九月)

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(138) / 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(136) / 评论(0) 分类 VOA常速英语2008年(四月)

301. however conj. 然而,可是 302. extend v. 扩充 303. look v. 看,查看 304. starting a. 起始的 305. now ad. n. 此刻,现在 306. original n. a. 原文;原(初)始的 307. correspond

发表于:2019-02-02 / 阅读(108) / 评论(0) 分类 实用英语

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(270) / 评论(0) 分类 英语新闻

The U.N. refugee agency says it finally has succeeded in entering the so-called buffer zone north of the town of Gori in Georgia. Lisa Schlein reports from UNHCR headquarters in Geneva the zone is controlled by Russian military forces and has been o

发表于:2019-02-05 / 阅读(133) / 评论(0) 分类 VOA标准英语2008年(九月)

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(246) / 评论(0) 分类 趣味英语

今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国,buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击,打算在加沙地带的边儿上建立一个缓冲

发表于:2019-02-07 / 阅读(127) / 评论(0) 分类 英语单词荟萃

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(146) / 评论(0) 分类 VOA常速英语2007年(十二月)

When youre in your 30s youve reached a critical point in your career. Youve got a good amount of experience under your belt, youve been promoted a few times, and youve got a decent salary. 你已经30多岁了,那么你就到达了事业发展的临界

发表于:2019-02-17 / 阅读(134) / 评论(0) 分类 阅读空间

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(196) / 评论(0) 分类 英语新闻
学英语单词
Aldus
amotio
amphiapomictic
antiheroin
aristophyllin
asepsin
atresia hymenalis
audio-communication circuit
automatic operating system
baffled perforated roll
bagpipings
bariatrics
battery crate
be destroyed
be out of circulation
bigit
branch tube
built-up pattern
cast-steel frame
choroidal detachment
cloyings
coad
compensted commutator motor
core head
counter pressure retort
crystalline anisotropy
cyberinfrastructure
doglessness
Drake redspot cotton
drawbar stop
drum phase servo
effectively dominant (muller 1950)
energy transfer as work
even integer
exposed situation
FAC (file access channel)
feudalities
Fidenza
foredooming
gas pipette
genus scutigeras
get-out
gravimeter sensing system
guest appearance
handing in of telegram
harris goodenough draw a man test
high-grade securities
Hubble Atlas
i-sibbe
in financial straits
industrial talc
internetless
la-la-la
lactyl-glutathione layase
laurel(l)ed
link motion valve gear
mobile treadway bridge
molineroes
naturalized citizens
necrotizing pancreatitis
news-tribune
non statement
nonsurgically
optimal load flow
passenger service system
Pheticol
pot broach
potentiator
privations
proportion
psychopathia
Putnam type
Qulin
radial thread relief
resinosa
rupture of tympanic membrane
sakiite (hexahydrite)
semi-milled finishing
sestrons
Sherbrooke
short circuit control
spinback
spurned
submicroscopic size
surface-flatness checker
sweep the country
Sylvia communis
terracing with sod
thermally driven
thyropropic acid
toon shading
Troisième Rég.
Turkish tobacco
twin vertical fin
under-sulfonate
up-and-downer
urokinase-like-plasminogen
video IFT
Wagner earth device
well-beseeming
wrancke
yield unit