四霉素

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(120) / 评论(0) 分类 VOA标准英语2011年(九月)

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(一)月

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(139) / 评论(0) 分类 单词解析速记

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(114) / 评论(0) 分类 医务英语

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(113) / 评论(0) 分类 VOA标准英语2011年(八月)

Broadcast on Coast to Coast: November 7, 2002 Rebroadcast on VOA News Now: November 10, 2002 AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER -- slang and idioms in American politics. RS: Tuesday was Election Day, and Slangman Da

发表于:2019-01-25 / 阅读(185) / 评论(0) 分类 词汇大师(Wordmaster)

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(164) / 评论(0) 分类 2006年VOA标准英语(五月)

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(136) / 评论(0) 分类 万物简史
学英语单词
-st
a good hand
a long con
aloyne
amorphophytes
anatomical dead space
architectural image
Aristoxenus
autodialling
automated quotation system
baldpate
basing point
blanket cloth
brabant linen
Brusson
cadmium salicylate
carbon mark
cavolinia longirostris
centrifugal table
chortles
coldsensitive neuron
copper converting
covalent compound
crucifies
Danewirk
Dharmavamsa
dolphinfishes
electrode skid
enprint
epileptogenic
Eria pubescens
estracyt capsule
excess pressure simulator
FFP (fissile fuel producer)
field scan
filtration velocity
fort gardel (zaouatallaz)
Fray Bentos
free current operation
gate interval
greenfly
gronkjaer
haut ton
hot metal receiver
hypoventiltion
item identifier
Jim Crow car
juiceful
lishu
loan syndicate
lobelete
Lost Creek
make a sight of oneself
manteque
meninge
Meta-sandbergerite
microassaults
midheight deck bridge
misarray
multicircuit winding
negative opening of the spring
non-negotiable copy b/l
o.p.i
oakleaves
Obermeiser
on-load fueling
optical packet network
ordinance regulating carriage of goods by sea
overliteral
parting boad
pneumatic single pen recorder
power grid detection
primary cork tissue
respecifies
rewrite rule
Riecker-Dare hemoglobinometer
selenium compound
Senhit Prov.
shows
silver amide
skister
solid-state source
spin wave function
sportlet
strip-stand method
studies on some in dications of
Taldy
theoretical work
thermometric(al)
Trichobilharzia ocellata
trigoniocardia fornicata
trotamine
two-accelerator effect
Tār Ahmad Rind
uniformly absolutely continuous
vitanutrients
Vyatskoye
water level relay
widemouth container
wrightsmen
zero material dispersion wavelength
zoltans