通道电阻

Lesson 64 The Channel Tunnel海峡隧道 First listen and then answer the question. 听录音,然后回答以下问题。 Why was the first tunnel not completed? In 1858, a French engineer, Aime Tho

发表于:2018-11-28 / 阅读(328) / 评论(0) 分类 新概念英语第二册

World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron

发表于:2018-12-08 / 阅读(108) / 评论(0) 分类 VOA标准英语2015年(十二月)

CCTV5 to become Olympic channel since Jan 1, 2008 China's CCTV5, the country's main sport channel, will become a 24-hour Olympic channel starting Jan.1st next year. It will become the major media window on preparations for the 2008 Beijing Olympics

发表于:2019-01-05 / 阅读(129) / 评论(0) 分类 英语新闻视频

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(157) / 评论(0) 分类 VOA标准英语2008年(九月)

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(102) / 评论(0) 分类 VOA标准英语2012年(一月)

Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so

发表于:2019-01-13 / 阅读(147) / 评论(0) 分类 VOA标准英语2010年(五)月

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

发表于:2019-01-14 / 阅读(128) / 评论(0) 分类 VOA标准英语2015年(一月)

As Assault On Mosul Looms, Resistance Grows And ISIS Grows More Brutal play pause stop mute unmute max volume 00:0003:43repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-17 / 阅读(123) / 评论(0) 分类 2016年NPR美国国家公共电台10月

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(170) / 评论(0) 分类 2015CRI中国国际广播电台

The Dow Jones is the oldest running stock exchange in the United States looming large from Wall Street to your 401(K) . Founded back in 1896, the Dow was set up to track America's big industrial companies. But these days, GE is the only component in

发表于:2019-01-26 / 阅读(90) / 评论(0) 分类 商业报道2007年

The closing bell rang moments ago and it couldn't have come too soon for many investors after this crazy week on Wall Street. It was another roller-coaster session for the market. Stocks actually edged into the plus column briefly, but by the end it

发表于:2019-01-26 / 阅读(128) / 评论(0) 分类 商业报道2007年

A divided Supreme Court ruled yesterday that carbon dioxide and other greenhouse gases are air pollutants under the Clean Air Act. And the court said the Bush Administration broke the law in its refusal to limit emissions of those gases. And accordi

发表于:2019-01-26 / 阅读(97) / 评论(0) 分类 商业报道2007年

Oliver, there was a strong market reaction when Microsoft announced it was buying aQuantive, what's behind this deal? Well, I think Microsoft knows it needs to get into the advertising business. For years, it's basically made money one way, which is

发表于:2019-01-26 / 阅读(112) / 评论(0) 分类 商业报道2007年

Well, some people might want to read things on finance for Memorial Day weekend. But gas prices has bring you a trip a quarter, treble A actually calculate how much your trip cost you. If you want to find out, you can load onto fuelcostcalculator.com

发表于:2019-01-26 / 阅读(102) / 评论(0) 分类 商业报道2007年

Well, the Dow struggled to beat yesterday's record high. Stephanie Elam is in New York with a look at the final numbers and other business news headlines on this Thursday. Hi, Stephie. Hi, Richard. It's struggled but, ah, did really manage to pull i

发表于:2019-01-26 / 阅读(111) / 评论(0) 分类 商业报道2007年

Script: Now we move to northern Germany where the so-called G8 is underway among the leaders of the world's most powerful nations, and that would include President Bush. The truth is ,however, it's an uneasy gathering and not just beneath the surfa

发表于:2019-01-26 / 阅读(122) / 评论(0) 分类 商业报道2007年

Yahoo launching a celebrity gossip site, hoping to cash in on the summer of Paris Hilton. This as shareholders seem to have no problem with CEO Terry Semel cashing in on Yahoos flat stock performance. CNBC, Silicon Valley of your trip, Jim Goldman is

发表于:2019-01-26 / 阅读(131) / 评论(0) 分类 商业报道2007年

A joint play to start the Paris Air Show, with the biggest them all , the airbus A380 the symbols in France. The A380 has had a host technical problems , but Airbus says the production delays that followed are behind now. Weve learned a lot of lesson

发表于:2019-01-26 / 阅读(129) / 评论(0) 分类 商业报道2007年

By David McAlary Washington 10 January 2007 One of the main weapons to prevent mother-to-child transmission of the AIDS virus during birth is the drug nevirapine. But when nevirapine is used alone just once, HIV starts becoming resistant to it. Rese

发表于:2019-02-04 / 阅读(134) / 评论(0) 分类 2007年VOA标准英语(一月)

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(102) / 评论(0) 分类 好听的英文歌曲
学英语单词
accountable
acinesia cruciata
aidanite
air raid
air-cooled cylinder
ambly-
aurata
auto bauding
bacterial drug dependence
blip/blipping jockey
Brachysporium
breadknife
brilliant yarn
Cabbage Night
came into our own
charge particle beam
chirp radar
christian sciences
chronic granulomatosis
couhe
defunctioned
dilatational viscosity
diplonerva (diplonerva) peregrina
duplicate mass storage volume
durduri (durdureh)
economic crisis cycle
edwardsite (monazite)
equal-energy source
Ethiopian paradise
exhaust collector ring
eyler
feel-bad
festoon drying machine
filintoes
flattening-out of flood wave
Fluorodexamethasone
Fluterschen
frenhofer
Gauland
gospelphiles
hemorrhage from respiratory tract
high titanic oxide type electrode
immunoreactivegastrin
inertial sensor system (iss)
interesterify
jadestones
Karakum, Peski
loan leverage
loki
long-range marginal cost
lopeskonce
low price policy
magneto-optic glass
marryin'
molded brick
nano-radian
natural fluoresence
nearly balanced designs
outlet corridor
overhanging hammer
perineal fistula
photospectrometric
Pissis
pole transport truck
post-project
preferable to
pricking-up
primary marriage
propelling motor
qi being commander of blood
quinlans
raindates
rate of natural population growth
reaction control thruster
recurrent of tumor
required gear
Rosa pseudobanksiae
rotating model
rotuli
sacchari-
scope rule
scuffballs
sedentarism
sororally
spectrum line shape
spice bush
spin-dyed
SSBR
subheadline
substitution method weighing
suburbanised
tactical jamming system (tjs)
talipes paralytica
tefroit (tephroite)
tetrasodium pyrophosphate
third rater
timesunion
wave of the seminaferous epithelium
what now
xi baryons
zinc-magnesium galvanizing alloy