壁细胞

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(144) / 评论(0) 分类 VOA2003(下)-环境与健康

Andy wasn‘t that way, but I was. The idea of seeing the Pacific sounded good, but I was afraid that actually being there would scare me to death - the bigness of it Anyhow, the day of that conversat

发表于:2018-12-05 / 阅读(197) / 评论(0) 分类 有声英语文学名著

These aren't miniatures, they are life-size. So far, the Chinese have only dug up 10% of the site. And already thousands of warriors and some 10,000 weapons have been discovered. Look closely at the f

发表于:2018-12-07 / 阅读(111) / 评论(0) 分类 万里长城

Throughout their long history, the Chinese have been farmers. If you are committed to your land, you stay put and accumulate possessions--land, livestock and homes that you fill with furniture and goo

发表于:2018-12-07 / 阅读(122) / 评论(0) 分类 万里长城

It's a thousand times longer than any monument ever built. Started before the Birth of Christ, it was still being built when Columbus sailed to America and millions died in its making. What unspeakabl

发表于:2018-12-07 / 阅读(78) / 评论(0) 分类 万里长城

In the heart of a harsh winter, Meng Jiangnu(孟姜女) decided to visit her husband who had been sent to work on the construction of the wall. Bringing warm clothes for her beloved husband, she went

发表于:2018-12-07 / 阅读(102) / 评论(0) 分类 万里长城

It is a staggering 2,700 miles longer than the first Great Wall of the Emperor Qin. There is no wood, water or stone in the desert. But the Han managed to build a wall that has resisted 2,000 years of

发表于:2018-12-07 / 阅读(95) / 评论(0) 分类 万里长城

And many never returned home, ending up in graveyards like this one. Large tombs for generals, small ones for the soldiers, and all of them died defending the Great Wall. But the soldiers' misery did

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 万里长城

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(122) / 评论(0) 分类 国家地理2008年

迈克尔.杰克逊:Off the wall When the world is on your shoulder 当你需要肩负起世界的时候 Gott straighten up your act and boogie down 你就应当挺直身板随声起舞 If you can't hang whth the feeling 如果你还是找不到感觉

发表于:2019-01-03 / 阅读(146) / 评论(0) 分类 迈克尔杰克逊经典歌曲

在这次节目里我们要给大家介绍两个都是以wall这个字为主的习惯用语。Wall这个字是什么意思呢?Wall就是一堵墙的墙。有不少习惯用语都跟wall这个字有关

发表于:2019-01-11 / 阅读(167) / 评论(0) 分类 美国习惯用语

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(79) / 评论(0) 分类 VOA标准英语2008年(五月)

我们上次讲了几个由up这个词开头的习惯用语。今天再学几个。 Up这个词可以解释为往上,例如在这个习惯用语里: up the wall。 Wall当然是墙壁,up the wall字面意思是上墙。上墙可不是件轻而易

发表于:2019-01-14 / 阅读(116) / 评论(0) 分类 美国习惯用语

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(101) / 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(101) / 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(225) / 评论(0) 分类 英语新闻

Plan B - Writing's On The Wall Plan B是一向有坏男孩之称的英国创作歌手兼演员Ben Drew的艺名。去年四月份他令人惊艳的单曲She Said成功打进英国单曲榜前十。这首Writing's On The Wall与She Said出自同张专辑

发表于:2019-02-07 / 阅读(104) / 评论(0) 分类 流行英文歌曲

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(208) / 评论(0) 分类 趣味英语

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(160) / 评论(0) 分类 英语新闻

Antibiotics, as the name implies, work against life, or more specifically against living cells. Since our bodies are also made up of living cells, the antibiotics have to distinguish between the cells in our bodies and the cells of the bacteria causi

发表于:2019-03-06 / 阅读(113) / 评论(0) 分类 英语时差8,16
学英语单词
a roof over sb's heads
access prefix
acknowledging circuit
aconitic acid
acoustic formula
ame boid macrophage
anticholelithogenics
antipoison
arca ventricosa
arrested cerebral development
arrhythmous
Barbiphen
Berycoidei
black trichonocardiasis
bronze bushing
cable credit
cap laplace
certificate user
ch'eng tsu
chemistry of fats
ciliarybody
cinnamoyloxyphenylurea
classification by geographical location
climate resource
cokeability
conducting tissue(vasculer tissue)
corrers
counting-rate computer
creosote (oil)
cymbalons
dabrowa
dechristianization
dia-tablinen
dossiers
emergent
enframed
extended shakedown theory
Finnan
franchisee
gaseous swelling
gwladys
hawmed
hermitlike
International Press Association
joint fires element
joint nonparametric confidence interval
learning simple conception
limitanea
low-melting enamel
luminance sensor
macuulopapular
magnetic pickup coil
mail calls
medial circumflex femoral vein
medinets
melanomma pulvis-pyrius
molecular conformation
mordanting assistants
Moseushi
nickel-silicon carbide coated housing
north winds
olefinic acid
operashun
overfast
pan-Anglo-Saxon
pass to one's reward
pegfilgrastim
pelamis platurus
perineal gland
petroleum fermentation
postfreeze
potato -trap
processor-oriented
punish spread
QFA
reading speed
rolena
Roso-crusian
saintuaire
same exact
schwas
selectivity of perception
self wind
short-vowel
single orgiginal
slip ring boss
steelclad
strumble hd.
synarthrodiae
Sysol'skiy Rayon
teston
toe filter
torsionometer
trichosporon pullulans
trounced
undeluded
uniform narcotic drugs act
villiform teeth
vision cable
visual Herschel effect
well control device
ylisto