预焙阳极电解槽

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(199) / 评论(0) 分类 VOA2003(下)-环境与健康

Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew

发表于:2018-12-02 / 阅读(290) / 评论(0) 分类 初级口语教程

Bella: What's your blood type, Luke? Luke: It's A, I think. Why do you ask? Bella: Well, mine's B. Luke: So? Bella: They say people with A blood type get along very well with those with B blood type. Luke: Really? 你是什么血型? 贝拉:卢克,

发表于:2018-12-08 / 阅读(463) / 评论(0) 分类 赖世雄初级美国英语

III. Listening In Task 1: Stem Cell Research Script Gregory: The Republican party in America is opposing stem cell research. I find it hard to believe that in this day and age, someone would do that. Lillian: Stem cell research sounds pretty impressi

发表于:2018-12-29 / 阅读(94) / 评论(0) 分类 新视野大学英语:视听说教程 4

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(168) / 评论(0) 分类 国家地理2008年

发表于:2019-01-02 / 阅读(257) / 评论(0) 分类 知性英语

By Carol Pearson Washington 16 April 2007 Watch Diabetes report Type 1 diabetes can affect anyone but it usually starts in people younger than 30. It is a lifelong disease, and there is no cure. But doctors recently tested a stem cell therapy that a

发表于:2019-01-09 / 阅读(171) / 评论(0) 分类 2007年VOA标准英语(四月)

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(167) / 评论(0) 分类 英语新闻

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(156) / 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(119) / 评论(0) 分类 VOA标准英语2008年(五月)

DAVID GREENE, HOST: Scientists have taken one more small step toward understanding what makes the human brain unique. As NPR's Jon Hamilton reports, they've identified a type of brain cell that exists in people but not in rodents. JON HAMILTON, BYLIN

发表于:2019-01-17 / 阅读(148) / 评论(0) 分类 2018年NPR美国国家公共电台8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(145) / 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(144) / 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(289) / 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(253) / 评论(0) 分类 趣味英语

When Im old and grown 当我长大,不再稚嫩 I wont sleep alone 我不会再独枕空床 Every single moment will be fading into you 每时每刻都会与你形影难分 That some type of love 有种爱,情难自已 That some type of love 有种

发表于:2019-02-17 / 阅读(127) / 评论(0) 分类 听歌学英语

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(207) / 评论(0) 分类 英语新闻

Topics: Alcatraz; The Simpsons; using negation with an infinitive; heaven versus heavens; kind of versus sort of versus type of Words: to escape guard jailbreak cover-up cell haunted animated dysfunctional family trouble-maker pacifier merchandise le

发表于:2019-02-23 / 阅读(100) / 评论(0) 分类 美语听力 English Cafe

Bella: Whats your blood type, Luke? 贝拉:卢克,你是什么血型? Luke: Its A, I think. Why do you ask? 卢克:我想是A型。你问这干嘛? Bella: Well, mines B. They say people with A blood type get along very well with those with

发表于:2019-02-27 / 阅读(214) / 评论(0) 分类 天天练口语

When I'm old and grown I won't sleep alone, woah oh Every single moment will be faded into you That's some type of love That's some type of love And I won't sing the blues Cause all I need is you, woah oh Every single question will be answered all by

发表于:2019-03-02 / 阅读(249) / 评论(0) 分类 音乐咖啡厅
学英语单词
acid gas metasomatism
agnostic
Alejandrina
an armchair critic
Andira inermis
appetitive
aspartylglucosylaminase
average arrival time
barbedness
Bearnaise sauce
Beau Bois
beltline
blood-drawing
buccofrenoplasty
Canaro
carbonate cycle
casualisation
chemical vapo(u)r deposition
Chorioideremy
combine-harvester
connecting rod head
court of star chamber
cow trees
crytography
distributive numeral
double pneumonia
drawbar safety lug
electric butterfly valve
electrolytic etching
employee comfort and services in layout
equipment division
facial line correction
food waste
gall of cereals
has some knowledge of
hectocoulombs
hormonoprivia
I rest my case
ice-bulb temperature
incarcerate in
intertester
irreversible encipherment
jet rings
junior mints
light-negative
Mach stem effect
manure storage
masculinising
means square contingency
medium-size station
Melah, Ras el
minimal number of covering edges
mispositions
muscular flexor ventralis externus
new disposal site
nonemployee
nonfishery
nourishing blood and promoting blood circulation
Nyssa shweliensis
open inbox
orrer
osannite hornblendite
out of my league
part-storage system
pear curculio
person-environment
piling height
poidevin
port administration
program-controlled machine tool
psoriasis pustulosa
Ptilagrostis dichotoma
quench melt
reach through
rearmouses
registered voter
returns purchase
Rieux's hernia
scharnitzer
screen printing machine
shoulder line
sodium para-nitro phenolate
spot survey
stable amplitude
standard tax rate
stochastic dependence
strikes on
sun-diamond
Surface computer
Sydneyan
sylepta derogata (fabricius)
tapotements
tillbaka
tresemer
uap
universal adaptive logic arrays
vectoring station
wage trend line
weighted tensor
widnes
Yahoo Broadcast
zebra leaf spot