胚胎睾丸退化症

Health nbsp; Economics The big story for Washington for 2002 is going to be the November elections. And while that’s a long way off for the rest of the country, it’s very much on politicians- mind

发表于:2018-11-28 / 阅读(207) / 评论(0) 分类 疯狂英语2002年

Federal officials are focusing on manufacturing and processing facilities as they work to get to the bottom of a salmonella outbreak in eggs. The Food and Drug Administration says there haven't been many standards in place for farms like the two in I

发表于:2018-12-02 / 阅读(126) / 评论(0) 分类 2010年NPR美国国家公共电台8月

Christopher Reeve: A True Superman Christopher Reeve, the cinematic 1 Superman who became a real-life inspiration for people with spinal 2 injuries through his painstaking struggle to overcome total p

发表于:2018-12-05 / 阅读(314) / 评论(0) 分类 英语沙龙2004全年合辑下

V. Lets Talk Script Culture shock happens to most people who travel abroad. Psychologists tell us that there are five distinct phases of culture shock. During the first few days of a persons stay in a new country, everything usually goes fairly smoot

发表于:2018-12-11 / 阅读(121) / 评论(0) 分类 新视野大学英语:视听说教程 4

Agricultural officials say they think an organic farm in northern Germany was the source of the deadly E. coli outbreak that has sickened more than 2,000 people in Europe. Twenty-two people have died. Investigators traced the bacteria to beansprouts

发表于:2018-12-17 / 阅读(152) / 评论(0) 分类 2011年NPR美国国家公共电台6月

In a landmark development within stem cell research, scientists say theyve used a cloning technique to make embryonic stem cells that match a patients DNA. The journal Nature highlights a study that shows the potential for using the technology to rep

发表于:2018-12-17 / 阅读(267) / 评论(0) 分类 2011年NPR美国国家公共电台10月

Item Six. Vocabulary. diagnose, testicular cancer, chemotherapy, bout, beacon, Lance Armstrong, Tour de France. Lance Armstrong was born on September 18th, 1971. Athletic from the start, Lance became a professional athlete by the age of 16. Lance ent

发表于:2018-12-27 / 阅读(100) / 评论(0) 分类 Step by Step 3000 第二册

HEALTH REPORT - Gene Therapy Used to Treat Cancer | Stem Cell Study Leads to Criticism, QuestionsBy VOA Staffs Broadcast: Wednesday, September 06, 2006 This is the VOA Special English Health Report. A

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 2006年慢速英语(九)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? One of the dreams of biomedical scientists is to be able to transform adult cells into other kinds of cells. And thus avoid some of the ethical concerns of working with

发表于:2019-01-08 / 阅读(174) / 评论(0) 分类 Scientific American(十一)月

President Obama says a preliminary agreement reached today with Russian President Dmitry Medvedev is an important step toward increasing nuclear security. We have signed a joint understanding for a follow-on treaty to the START agreement that will r

发表于:2019-01-08 / 阅读(145) / 评论(0) 分类 2009年NPR美国国家公共电台7月

The State Department is warning Americans abroad to be on alert for possible protests against the US after a Florida church announced it would burn copies of the Koran this Saturday. Ahead of that, NPR's Michele Kelemen reports governments worldwide

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 2010年NPR美国国家公共电台9月

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for Researchers By Paul Thompson Broadcast: Wednesday, August 11, 2004 This is Gwen Outen with the VOA Special English Health Report. Researcher

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 健康与经济

This is the VOA Special English Health Report. Bethesda, Maryland, near Washington, D.C., is home to the National Institutes of Health. N.I.H. calls itself the Nation's Medical Research Agency. But it supports research worldwide with its budget of a

发表于:2019-01-11 / 阅读(146) / 评论(0) 分类 VOA慢速英语2008年(十一)月

AS IT IS 2015-11-02 Can Fish Teach Humans to Regrow Teeth? 人类能学习鱼类的牙齿再生术么? Most people are born with two sets of teeth. They use baby teeth to break down food as children. As they become adults, the baby teeth are replaced

发表于:2019-01-12 / 阅读(109) / 评论(0) 分类 2015年VOA慢速英语(十一)月

By Ted Landphair Washington 26 July 2007 For a second time in a year, President Bush has vetoed a bill that would have sanctioned federally funded stem cell research using human embryos. His stance reflects conservatives' view that destroying life to

发表于:2019-01-12 / 阅读(181) / 评论(0) 分类 2007年VOA标准英语(七月)

Hop on the nearest whirling carousel Ted Landphair | Washington, DC 10 May 2010 Wooden horses this genuine Hershell carousel are lovingly maintained. One such merry-go-round was found, abandoned and choked with weeds in a Colorado field, and beautifu

发表于:2019-01-13 / 阅读(163) / 评论(0) 分类 VOA标准英语2010年(五)月

An end to grey hair and crows-feet could be just 10 years away after scientists showed 科学家发现,动物的衰老过程有可能逆转。 it is possible to reverse ageing in animals. 从此以后,可能仅需10年,人类就可以告别白发

发表于:2019-02-01 / 阅读(144) / 评论(0) 分类 趣味英语

Finding a Healthier Lifestyle - Committing to Change Everyone wants to live a healthier lifestyle and everyone wants to look better in their swimsuit. However, many people don't know where to begin or what questions to ask. Six months ago I was in th

发表于:2019-02-08 / 阅读(196) / 评论(0) 分类 阅读空间

testicular fortitude 解释】中文意思就是勇气、胆量(balls, guts, intestinal fortitude, Having balls to do something.) 例句: He lacked the testicular fortitude to stand up to his boss. 他没有勇气反抗他老板。 He doesn't h

发表于:2019-02-09 / 阅读(117) / 评论(0) 分类 美国俚语

WASHINGTON, April 16 (Xinhua) -- Researchers at the University of Colorado (CU) have found that lack of a specific gene interrupts neural tube closure, a condition that can cause death or paralysis. The study was the cover story this week in the jour

发表于:2019-02-18 / 阅读(166) / 评论(0) 分类 英语新闻
学英语单词
acquisitive prescription
adamantly
agresty
aitinograph
anearst
asymmetric cryptographic system
automatic reversing
base paper
black buoy
Bom Retiro do Sul
borehole transportation
Bromovirus group
burst type error
c-d-f
compressor speed
cross-disciplinarity
daughter bivalent
degania
DIS (digital indicating station)
Duradoce
electronic governor
endenize
equatorial curve
fixed phrase
flip open
formylmethylnorvaline
full-time work
genus Cancer
Geoglossaceae
george guesses
giggle at
glycol diguaiacic ether
grains of
gynostemma pedatum bl.
heart-Yin deficiency
hysterical realism
induction core
intelligent disk system
iron ammonium sulfate
junkballing
linn
loutherbourg
materials testing reactor
metallic noise
Methanohalobium
mokshananda
monkey's allowance
national bond
neoliberals
nephew
non-crystalline clay mineral
Nümbrecht
obsolescent item
official-lookings
pearlfish
pelletreau
pigment epithelium layer
pipe cap
pottinesses
preus-
pseudanaesthetis rufipennis
quiet volcano
radiation dominated gas
Raytneon
removedly
RLYD
salix blandas
sarcomatous neuroma
Saturn salt
secures
semi-permanent connection
ship's papers
sialismus
slope intercept form
sound positive
sourest
space group
St. Nazaire
stazione
stearentin
steegmuller
steering jackstay
storerias
tellermine
tenia of thalamus
terms and conditions of sale
total distributed control
traffic cover
transmission of inflation
transmitting fork filter
ultimate moment
unified state control over income and expenditure
uromyces vignae
visual spotting
voogd
vulcanised synthetic rubber
walking beam conveyer
West Saugerties
wet-reed relay
White-Backed
wind pressure diagram
worried stiff