沙克疫苗

Millions More Children to Receive Vaccines More than one million children die each year from severe diarrhea and pneumococcal disease. Today (Tuesday), the GAVI Alliance announced an expanded campaign against the two leading killers of children world

发表于:2018-12-16 / 阅读(70) / 评论(0) 分类 VOA标准英语2011年(九月)

00:00:02 OPRAH WINFREY: Hattie Mae, this child is gifted, and I heard that enough that I started to believe it. 00:00:08 ROGER BANNISTER: If you have the opportunity, not a perfect opportunity, and you don't take it, you may never have another chance

发表于:2019-01-03 / 阅读(139) / 评论(0) 分类 2017年VOA慢速英语(九)月

US Scientists Expand Scope of HIV Vaccine Study The worlds largest ongoing HIV vaccine study has been expanded to consider multiple ways a vaccine might boost immune response to the AIDS virus. The U.S. Institute of Allergy and Infectious Diseases (N

发表于:2019-01-14 / 阅读(66) / 评论(0) 分类 VOA标准英语2011年(八月)

SCIENCE IN THE NEWS - Polio: How an Ancient Disease Met a Modern Prevention By Jerilyn Watson Broadcast: Tuesday, April 26, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English.

发表于:2019-01-30 / 阅读(86) / 评论(0) 分类 科技之光

By Jessica Berman Washington 11 May 2006 French researchers at the Sanofi Pasteur Institute say they have developed a bird flu vaccine that, so far, appears to be safe and effective in humans. But obs

发表于:2019-02-04 / 阅读(118) / 评论(0) 分类 2006年VOA标准英语(五月)

Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Christy VanArragon. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 It was a fearful picture. C

发表于:2019-02-21 / 阅读(21) / 评论(0) 分类 环球英语 Spotlight
学英语单词
-fullest
acromiale os secondarium
adiposalgia
all iron valve
antigelation
apicolabial
Arches National Park
artery syringe
ASA-158/5
baltimore-washington
bari-
barite rosette
batcave
biosocieties
brabec
Bīrganj
calimeroes
casein-sodium
Cavachons
cellosolve
centi-ohms
coonskin caps
copartitive
counter-subject
country-rocks
crystal sync system
cyberdates
Dalan Stage
Deng Yingchao
die swelling ratio
direct secondary distress alerting network
disorders of phosphorus metabolism
equivalent statement label
eulerian
factualistic
floating address
fusidic acid
heteromerous lichenes
hircus
histimet
in an interesting state
incensor
infamer
Jangamo
Japhia
ketzel
knowledge based system
Kohoutek's comet
L (left)
leaky feeder
logically integrated fortran sranslator (lift)
long-term erosion
made a pass at
merchandise description
Mikasuki
moater
multipass weld
myographs
Neckam, Alexander
new lines
nocturnal-habit animal
offset toolholder
oil circulation pump
ones-and-ones
oxygen system
P. Cas.
parental investment
passing-by
pastora
payable gold
phi-
plastisols
probable range
PROM capability
PRRE
psychotherapy
rank polynomial
rational polynomial
relev? devant
Rivière-Verte
run-of-the-river plant
running through
salsaed
scholium
SDKs
sea-sickness
shared firmware
shield cloud
short streaking
side-trackeds
Silybum marianum
subsidiary combustion chamber
topological isomerism
tractus bulbothalamicus lateralis
transhipment port
unquantized law
vanadious
wharenui
whympers
wood thrushes
woodbeetle
zymase