中间细胞

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(366) / 评论(0) 分类 VOA2003(下)-环境与健康

雅思词汇:冬奥会的冰雪项目 冬天来临,北方好多地方都开启了大雪模式,和小编一起来盘点冬奥会的冰雪项目吧! 冰上项目5个大项: 速度滑冰 Speed skating 【Speed skating】 is a competitive form of i

发表于:2018-12-18 / 阅读(298) / 评论(0) 分类 雅思英语

A: Where is your dressing room? B: Right over there. Person A comes out of the dressing room B: How did you like the sweater? A: I loved it. I'll take it. B: Great. I can ring you up over here. It comes to $87.04. A: Here you go? B: Do you have a cre

发表于:2018-12-28 / 阅读(221) / 评论(0) 分类 中级-Intermediate Listening

A: Hey Jackie. What are you doing? B: Nothing much. I'm just relaxing today. Why? What's going on? A: I was thinking about heading to the mall. Do you want to go? B: Are they having a sale? A: Yeah. Both Bon and Nordstrom's is having there annual sal

发表于:2018-12-28 / 阅读(254) / 评论(0) 分类 中级-Intermediate Listening

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(292) / 评论(0) 分类 国家地理2008年

SUE: I'm kind of nervous about this. JOHN: Why? SUE: What if I go off a cliff? JOHN: Don't worry about that. It's impossible. All the ski runs are carefully marked. And if there is something that migh

发表于:2019-01-09 / 阅读(342) / 评论(0) 分类 娱乐英语

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(291) / 评论(0) 分类 2007年VOA标准英语(九月)

Immigrants Learn Nursing Skills as They Learn English Many jobs in the United States can be outsourced, or done by workers in other countries. Much of the clothing sold in the U.S. is made in other countries, for example. One job that cannot be outso

发表于:2019-01-12 / 阅读(240) / 评论(0) 分类 2016年VOA慢速英语(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(257) / 评论(0) 分类 VOA标准英语2008年(五月)

A: Do you drink much? B: Depending on what you consider a lot. A: How frequently do you drink? B: Couple times a week. How about you? A: Only when I go out. I'm not a big drinker. B: How much can you drink? A: I usually only have 2 beers. B: You're a

发表于:2019-01-23 / 阅读(338) / 评论(0) 分类 中级-Intermediate Listening

Oil prices on both side of the Atlantic have pushed above $50 a barrel for the first time this year as investors weigh the impact of supply disruptions and US figures showing a decline in crude inventories. 大西洋两岸的石油价格今年以来首

发表于:2019-01-31 / 阅读(242) / 评论(0) 分类 英语新闻

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(284) / 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(269) / 评论(0) 分类 VOA常速英语2008年(四月)

BEIJING, July 30 (Xinhua) -- China's railway courts are now being integrated into civilian courts as part of reforms that are intended to help build a unified judicial system. Railway courts handle criminal and civil cases concerning railway transpor

发表于:2019-02-03 / 阅读(258) / 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(456) / 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(368) / 评论(0) 分类 趣味英语

I Need You Tonight Professor Green ft.Ed Drewett (Hello?) Hello babe, what's happening, you cool? (Ah yeah you alright? What's happening?) Yeah I'm good, what's goin' on? (Yeah, nothing er chillin') Alright, what you up to later? (Oh yeah about that,

发表于:2019-02-07 / 阅读(298) / 评论(0) 分类 好听的英文歌曲

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(354) / 评论(0) 分类 英语新闻

实用口语:滑雪Skiing SUE: I'm kind of nervous about this. JOHN: Why? SUE: What if I go off a cliff? JOHN: Don't worry about that. It's impossible. All the ski runs are carefully marked. And if there is something that might be dangerous, like a

发表于:2019-02-18 / 阅读(261) / 评论(0) 分类 实用英语

A: Hey Matt. I just got a job at a consulting firm. B: Congratulations. That's great! A: I'm so happy. I don't have to worry about finding a job and interviewing anymore. B: When do you start? A: I start next Monday. B: You're going to have to put in

发表于:2019-02-27 / 阅读(284) / 评论(0) 分类 中级-Intermediate Listening
学英语单词
a close game
A. T. R.
andrographis
anomalepids
appearance scheme
attractant
autodyne spectrometer
balancing controls
bark picture
Bjφrnφya
bonapartist
bucket wheel excavator
byssus gland
caught sight of
Central Islands Prov.
cervini
control measure for purchasing
conversion of energy
coscripted
crevicular epithelium
cutter head platform
debris islands
deiformity
dissociative reaction
Dow-Jones transportation average index
dowdinesses
economic globalization
Elatostema megacephalum
electromagnetic frequency
extruder blanks
fan-in index
frequency run
further outlook
Generation X'er
girlify
half shaft
highway development
Hunt, (James Henry) Leigh
iona i.
Jotto
Kirke Såby
Klietz
kneecap supporter
Life Guards
Lionist
LOB (line of balance)
longlisted
lubricating pit
lute turtle
metalloleptura rahoarei
methow
military confrontation
mini-max criterion
multicolinearity
must gauge
non-ens
oleum cinereum
OTDR
over flow device
pendular saw
Philadelphus subcanus
pneumo
polycarbafil
preventing casehardening
programed check
quality target
Ramlīyah, 'Aqabat Ar
raster operation
ratio between investmentsin
region of practical stability
Rhododendron hyperythrum
Rhodothamnus
ruck rovers
saros cycle
scenaria
sebaceous flux
snowblindnesses
SPC automatic message switching equipment
statistical frequency
subgenus pastors
subsidiary cable
super-accurate
surplus labourers
swept aside
taxing authority
time-periods
tobits
top echelon
total reflection x-ray fluorescence
tuberation
tygon tubing
Udorskiy Rayon
underexposing
unliking
van Gehuchten's methods
variation of focus
warm standby system
weatherdeck
weblikest
world-beat
Zaltbommel
Zughaytūn