病毒中和试验

When kidnappers attacked a woman on a Guatemala City street and seized her baby daughter, DNA testing came to the rescue. The tests helped reunite the girl with her mother after the baby was left at a religious center with no identification. DNA test

发表于:2018-12-08 / 阅读(99) / 评论(0) 分类 2018年VOA慢速英语(七)月

New English Tests Beyond TOEFL, IELTS Since 1964, colleges and universities in the United States have used the Test of English as a Foreign Language, or TOEFL, to measure an international applicants level of English. Universities in English-speaking

发表于:2018-12-08 / 阅读(79) / 评论(0) 分类 2018年VOA慢速英语(九)月

Frogs Were Used In Pregnancy Tests Between 1930-1950, African clawed frogs were in great demand. These frogs were imported all over the world and used in labs for pregnancy tests. Technicians injected a sample of a womans urine into a female frogs hi

发表于:2018-12-19 / 阅读(97) / 评论(0) 分类 Facts-事实

Rese / Botswana speaker I think.. all people learn, because they give you the opportunity to evaluate how much you know and how far you've gone with whatever it is that you're learning, and they give you a chance to also see how close you are with yo

发表于:2018-12-28 / 阅读(106) / 评论(0) 分类 一起闲话英语-English Chitchat

I hate tests. Who was it who decided that tests are a good way to test your knowledge? Probably someone who liked putting students through pain. Tests are so unfair. People who are good at remembering lots of things for a short time are good at tests

发表于:2018-12-28 / 阅读(125) / 评论(0) 分类 听一分钟英文-T

SCIENCE IN THE NEWS - Killer Virus Brought Back From the Past, With the Hope to Avoid a New One By Cynthia Kirk and Caty Weaver Broadcast: Tuesday, October 18, 2005 (MUSIC) VOICE ONE: This is SCIENCE

发表于:2019-01-02 / 阅读(108) / 评论(0) 分类 科技之光

By Phuong Tran Dakar 16 February 2007 Despite efforts by health officials to stop the HIV virus from being passed from a mother to her child, children in Africa are still at high risk of infection. HIV, the Human Immunodeficiency Virus, causes AIDS.

发表于:2019-01-06 / 阅读(129) / 评论(0) 分类 2007年VOA标准英语(二月)

WHO Confirms Bird Flu Virus Caused Human Deaths in Vietnam Katherine Maria The World Health Organization has confirmed that at least three people have died of bird flu in Vietnam, the same virus that

发表于:2019-01-07 / 阅读(128) / 评论(0) 分类 VOA2004(上)--各类新闻

Ten US banks fail 'stress tests' 十个美国银行应力测试失败 Ten of America's largest 19 banks need a combined $74.6bn (50bn) of extra funds to boost(推进,提高) their cash reserves.(现金储备) That is the main finding of the so-called stress tests

发表于:2019-01-07 / 阅读(106) / 评论(0) 分类 英语新闻

SCIENCE IN THE NEWS - A Drug to Protect Against Bird Flu Succeeds in First Tests By Rochelle Gollust,Jerilyn Watson Broadcast: Tuesday, August 16, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS i

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 科技之光

by Jill Moss Broadcast: July 23, 2003 This is Bill White with the VOA Special English Health Report. A medical company in Australia, PanBio, has developed a new test for West Nile 1)virus. The test ex

发表于:2019-01-09 / 阅读(130) / 评论(0) 分类 VOA2003(下)-环境与健康

CANBERRA, Sept. 6 (Xinhua) -- A rare virus that can be contracted by humans has killed a large number of Victorian pigeons after being detected in the Australian state for the first time, Agriculture Department confirmed on Tuesday. According to the

发表于:2019-01-09 / 阅读(122) / 评论(0) 分类 英语新闻

This is the VOA Special English Health Report. Scientists continue to look for ways to deal with the deadly form of bird flu virus. Medical workers care for a bird flu patient in Medan, Indonesia, last year Researchers in Singapore, for example, hav

发表于:2019-01-11 / 阅读(92) / 评论(0) 分类 VOA慢速英语2007年(十)月

Blacks, Latinos Score Lower on Tests than Whites, Asians White and Asian students continue to do better on tests than black and Latino students, says the U.S. Department of Education. This information, which comes from the governments 2015 Nation's R

发表于:2019-01-12 / 阅读(88) / 评论(0) 分类 2015年VOA慢速英语(十一)月

Are Children Taking Too Many Tests? Urban school systems in the U.S. give too many tests, says a new study. President Obama agrees. In an open letter to parents, he asks: Ive got a pop quiz for parents and teachers across the country. If our kids had

发表于:2019-01-12 / 阅读(117) / 评论(0) 分类 2015年VOA慢速英语(十一)月

By Greg Flakus Houston, Texas 24 November 2006 watch DNA report Millions of people around the world can trace their ancestry back several generations or more through oral history, family documents or government records of such events as marriages an

发表于:2019-01-12 / 阅读(156) / 评论(0) 分类 2006年VOA标准英语(十一月)

Currently, learners are required to take courses at driving schools before sitting theory and practical tests. They have to pay for the courses up front, and the schedule for lessons and exams is decided by the schools, most of which are located in r

发表于:2019-01-19 / 阅读(103) / 评论(0) 分类 2015CRI中国国际广播电台

By Steve Herman New Delhi 01 January 2008 India remains one of the few countries where polio has not been eradicated. Most of the world's new cases are reported in the subcontinent. While the total number of cases dropped in India last year, VOA cor

发表于:2019-02-12 / 阅读(116) / 评论(0) 分类 VOA标准英语2008年(一月)

Related reading: Chinese scientists on Wednesday announced the first direct evidence linking the Zika virus to microcephaly in mice experiments. Xu Zhiheng with the Institute of Genetics and Developmental Biology of the Chinese Academy of Sciences in

发表于:2019-02-18 / 阅读(112) / 评论(0) 分类 cctv9英语新闻2016年

Authorities in China have issued new regulations for road tests of self-driving cars, which will allow local authorities to sign off on vehicle tests that match local conditions, while ensuring that safety is the top priority. Xin Guobin, China's Vic

发表于:2019-02-22 / 阅读(81) / 评论(0) 分类 2018CRI中国国际广播电台
学英语单词
5-acetylamino-6-amino-3-methyl-uracil
acid-neutralizing property
agentive case
allogotrophia
Altay Mountains
alternative layout
aurumine
band warp
barrel amalgamation
beg of sb to do sth
Bejaïa, Wilaya d'
berthing fee
BRAO
cam vise
cat's eye
chromatic edgeweight
cllipsoidal harmonics
coarse fishing
come out of her shell
Common-Mode Range
compensation duty
Compton recoil electron
congenital generalised dropsy
Conium maculatum poisoning
Cornell, Katharine
critical tensile stress
cumbrous
cutpoint graph
data central performance monitor
DBOA
dealingss
delouvrier
docking fees
dual channel DDR
even running surface
exterior nonlinear resonance
feldspathic tawite
Ferla
filenadol
finite difference solution
gyrinids
high titanic type
home screen
illish
iMessage
indigo carmine
lameds
largactil
Lefebvres
legally binding
linked
lucerne
megaphagia
mesenteric pregnancy
microcon
missile engine case
molion
monogerm
musca (byomya) conducens
nergals
Nosencephaly
not amount to a row of pins
oleate
open oil system of the constant delivery pump
pea meal
photocarriers
pivot articulation
proseminary
proteus food poisoning
punkie
radiant-tube bell-type annealing furnace
rash-extinction test
reincense
reining-in
representative circulating
resuturing
rossios
row height min
scrooge
secondary lung abscess
Shushicë
sonling
special sandhi
spinnel
standard topology
steering post spacer
stick dance
Suakoko
swelle
take (a) pride in
tardy attack
thyroid gland
Totleben, Franz Eduard Ivanovich,Count
tree leaf
trough vault
trypomastigotes
ulva fasciata
utraquisms
wheel configuration
whiggishness
yipped
zonal embankment