音标:[,saiәnә'maisin] ;
氰霉素

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(285) / 评论(0) 分类 VOA标准英语2011年(九月)

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(312) / 评论(0) 分类 单词解析速记

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(278) / 评论(0) 分类 VOA标准英语2011年(八月)

The planet also began releasing oxygen, thanks to an ancient adoption of photosynthesis. A very ancestral primitive plant cell either engulfed or tried to digest or surrounded a cyanobaterium and instead of digesting it, it actually became an organ w

发表于:2019-01-23 / 阅读(237) / 评论(0) 分类 探索与发现2014年

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(349) / 评论(0) 分类 词汇大师(Wordmaster)

 Superglue 强力胶 Male: Help!Help! Female:What's wrong? M: I was fixing my coffee cup with superglue .And I must have got some on my fingers but I scratch my forhead.And now my hand is stuck to my head. F: Superglue ? Cool! What makes supergl

发表于:2019-01-26 / 阅读(230) / 评论(0) 分类 英语听力文摘 English Digest

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(321) / 评论(0) 分类 2006年VOA标准英语(五月)
学英语单词
abdominal watersheds
acrolyl-
aldocortin
all call
altabe
apparent component
ar-razi
automated nephelometric
Ballota
becalling
bewield
bisphenol-a
biting-sucking mouthparts
block anesthesias
blood flow
bottom doup
bushey
chamar
Chrysosplenium fuscopuncticulosum
composite restriction
countyism
cruciferous plant
cutterbar clutch control
Danabol
Darlingford
dense cluster
design failure
drift netter
driving rotor
face-down bonding
film record
fragile sites
Frazalon
gashing cutter
grassed
grid latitude
Hague Academy of International Law
halobacterias
Hammondville
huddle on
human medicine
i-dubbed
inclaudent
indian type diversion weir
interconnection topology
keep ones fingers crossed
ligation of hepatic artery
liquid-ring vacuum pump
locatio
log market
low-angle pair of diffraction arcs
marine investigation platform
mechanically clamped tool
medics
megalobatrachus dividianus
micromagnitude
mills
mixed drinks
model-companion
neomorphisms
Nguela
non-parallels
normal conditional locking
oaties
obligate parasite
off-delay relay
on-line speed measurement
orlop beam plate
Osun State
otitis media
owner-builder
passive arbitrage
paymeter
persulfides
phosphomannomutases
preframed
puddephatt
pyroelectrically
racemethionine
reiglement
Rio Nunez coffee
rub along
sardined
sea-roving
serial arithmetical mode
shoran reconnaissance
silicotic tuberculosis
Sobo-san
sodium caprylate
stud farms
systemized
tack rag
terminal buffer unit
tetalite (spartaite)
Tetrabiguaninde
the appeal
The Minch
to tickle someone pink
tyrosyl-glycine
valve response
vermicular appendage
zhuzh