记忆T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

AMERICAN STORIES - A Special Story for Christmas: 'The Gift of the Magi' By O. Henry Broadcast: Saturday, December 24, 2005 ANNOUNCER: Now, the VOA Special English program, AMERICAN STORIES. (MUSIC) S

发表于:2018-12-01 / 阅读(472) / 评论(0) 分类 American Stories

Apple launched its new iPhone 7 last week. 苹果公司上个星期发布了新款的苹果7。 This time, the company is using the slogan This is 7. 这次,苹果公司用的标语是:这就是7。 It's quite dull. But over in Hong Kong, where C

发表于:2018-12-18 / 阅读(154) / 评论(0) 分类 实用英语

Alibaba has invested 177 million U.S. dollars into Paytm. [Photo: techweb.com] Alibaba has announced its buying a major stake in Indian e-commerce firm Paytm. Alibaba is investing 177-million into Paytm, giving it a 36-percent stake in the firm. The

发表于:2018-12-19 / 阅读(170) / 评论(0) 分类 2017CRI中国国际广播电台

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

发表于:2018-12-24 / 阅读(206) / 评论(0) 分类 Scientific American(四)月

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

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 Margaret Besheer 25 December 2006 The Christmas holidays are often the most difficult time of year for U.S. service members deployed overseas and far from their families. In Iraq, troops celebrated together, but thoughts of their loved ones were

发表于:2019-01-11 / 阅读(168) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Zulima Palacio Atlanta, Georgia 20 December 2007 The Christmas season is celebrated in communities throughout the United States. Producer Zulima Palacio recently visited Stone Mountain Park outside Atlanta in the southeast state of Georgia to take

发表于:2019-01-11 / 阅读(172) / 评论(0) 分类 VOA常速英语2007年(十二月)

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)

The Macondo well operated by BP in the Gulf of Mexico has now been capped with a star adornment that commemorates the 11 people killed when the rig operating on the water surface above the site exploded on April 20. Clean-up efforts continue, though,

发表于:2019-01-14 / 阅读(208) / 评论(0) 分类 VOA标准英语2010年(十一)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(189) / 评论(0) 分类 2007年VOA常速英语(十月)

By Robert Berger Bethlehem 24 December 2007 Thousands of pilgrims joined local Palestinians in celebrating Christmas Eve in the West Bank town of Bethlehem. As Robert Berger reports for VOA from Bethlehem, the observances were more cheerful than in p

发表于:2019-01-31 / 阅读(227) / 评论(0) 分类 VOA常速英语2007年(十二月)

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)

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

The Nobel Prize committee has given up trying to reach Bob Dylan, five days after he became the first musician awarded the Nobel Prize for Literature. 鲍勃迪伦成为首位获得诺贝尔文学奖的音乐人的5天后,诺贝尔奖评审委员表示

发表于:2019-02-07 / 阅读(346) / 评论(0) 分类 阅读空间

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

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

Why You Shouldn't Leave Nude Photos of Yourself on Your Cell Phone The 23-year-old woman lost her cell phone in a restaurant parking lot. By the next morning, someone was texting nude photos of her to everyone. As regular readers have learned many ti

发表于:2019-02-24 / 阅读(188) / 评论(0) 分类 阅读空间
学英语单词
'Slud
7mm in measured over 10m
abdominal m.
aloewood
antitoxic sera
argonaut reactor
azamines
balanced bifunctor
ballad-operas
Barkhausen's formula
basal-cell layer
bathymetrically
bimetallic tube
Blackwelderioides
bobbin case
breakin system
brogueish
carefreeness
chord of the four three
classic statistic
corn starch
crammer
cross-agency
current increment
dick fosburies
directional comparison
discrete word intelligibilty
dotted semiquaver
emergents
estimate of effective asymptot
Ferula olivacea
first category of commodities
Galaxy Note
gymnomuraena concolor
Haller's acid elixir
hatefests
heavy duty motor brush
hellenic trench
hit you
hollow concrete
in course
in one's shirt sleeves
inactivated reason
integrated control
interleukin-3 (il-3)
interstitial uterine myoma
jolts
jump matrix
key data item
key schedule
kick its
lacunar tissue
Maxwell's law of reciprocity
minus infinity
molybdic chloride
motor-driven pump
multioutput
mumpsimus
myxophycean starch
neighborhood model
neighboring group
nerobol
nude gauge
octennial
over-bound
para-nitroph enylazosalicylate sodium
Penicillium caeicolum
phenomes
philbertia psalterium
point-by-point
pyridostigmines
radio binary
removable isolated singularity
reserved channel
respirometer
run-out-key
sad asses
sarcoblasts
satellite-borne romote sensing system
Schalkenmehren
Sendurjana
signomial geometric programming
simma
slam dunking
snowcraft
stand Sam
standard ambient temperature
tattoo gun
tephrosin
tesselated
Tha Wat Buri
the HICP
thin fluidity
toughness factor
transverse crownstay
two-sided order
unicase
UNIONOIDEA
uranospherite
vozs
warning facility
welded drum