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(160) / 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(173) / 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(197) / 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(152) / 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(151) / 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(219) / 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(203) / 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(182) / 评论(0) 分类 万物简史
学英语单词
air-mass transformation
austenitizing temperature
automatic contingency selection
average price of production
Babinsk-Weil test
baby's wear
basal metabolisms
blue-belly
Bortfeld
breeding factor
bruhn
buss
calculated braking distance
caterpilar gate
chorioallantois
closing switch
COBOL extension
commerciale
conidi-
control tooth
creme de cacaos
cross-over flange
cyclic formula
defrenne
electrocardiograms
environmental control unit
ephor
ferrous and nonferrous metals
field deflection
flextensional mode
genus ononiss
gloppen
graphic character set
grauman's
hindu calendar months
hinkie pinkie
historical analogy method
hoighty-toighty
hot spells
imbibed
inexplicableness
intrauterine respiratory organs
inverse gas liquid chromatograph
ion amplifying tube
Kaura Namoda
knobbed claw
kolve
Lestene
ludmila
mattifier
mengerink
meter kilogram second system
military hotels
molecular attraction constant
Moniteau County
monkey tricks
Negro spiritual
nigella
normal wald
normal wear
nothingss
optimum burst correction code
orbate
orbit inclination
out-of-view
party-jam
phronema
pity friend
portable seismic recorder
position of bearings
privileges and immunities
pyracarbolin
rapid access method
Red Sails
rickettsial myocarditis
rifamycin SV
Rothes
rowthe
sakyas
Saltykovo
schwerner
screwdriver with wooden handle
shear-lag
slack money market
slope charcter
Strftime
stums
tag end
tax on bourse
thyrotoxicity
toadback marl
transgranular cracking
traumatic regeneration
truncated decision function
turn Qeen's evidence
two pulse timer
UEFI
Villelaure
viver
VR (variable resistor)
Vresse
work pacing