氯霉素,左霉素,左旋氯霉素,氯胺苯醇

Jacqueline Novogratz讲述了她在内罗毕的贫民区遇到简的一次感人经历。简曾是一名妓女。她的梦想就是逃脱贫穷、成为医生、结婚生子。而这一切竟以一种意想不到的方式得以实现。

发表于:2019-01-05 / 阅读(173) / 评论(0) 分类 TED公开课:贫穷至进步

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 Scientific American(十)月

I used to be so young But now I'm oh so beaten down My friends are nowhere to be found I find myself alone I could have been someone But now my name is a just a ghost My reputation is a joke My eyes won't cry So could you pass me the needle? I got a

发表于:2019-01-11 / 阅读(189) / 评论(0) 分类 金属

President Obama says his administration will be much more aggressive in responding to Ebola cases in this country. In light of the second case, I thought it was very important for me to bring together our team including our CDC director Tom Free to h

发表于:2019-01-16 / 阅读(213) / 评论(0) 分类 2014年NPR美国国家公共电台10月

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(256) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(275) / 评论(0) 分类 VOA标准英语2010年(一月)

STOCKHOLM, Feb. 10 (Xinhua) -- Sweden's Karolinska Institute and Denmark's Novo Nordisk launched a joint research project focusing on diabetes and metabolism on Tuesday. A total of 12 post-doctoral scientists will be funded for a three-year period, w

发表于:2019-02-08 / 阅读(200) / 评论(0) 分类 英语新闻
学英语单词
act as a brake on
Ajania quercifolia
Allium yongdengense
allowable frequency limit of the equipment
amorphous sugar
analysis of resource trends
arthropod-borne epidemic
Atheras, Akra
back-scattered radiation
besugar
bond markets
boron diffusion
callops
capalbo
carbon isotope stratigraphy
carceruled
chamber floor
check wheel
commutation cycle
coronula
creep rupture stress
cupping
cyclic neutropenia
dacryostenosis
dermovaccine
dnistrovskky lyman (dniester estuary)
dovetail bolt
dynamic splint
earth-man
echinidiform
elaeis oleiferas
ELNINO
euchirella speciosa
family Cuterebridae
feedback-controlled optics
fremished
fuel regulator
fund-raise
gaze on
geodome
gibowski
glycoglyceride
hydrolytic-polymeric reaction
Imperial measure
independantly
inhibitor response
judgeship
labirinth
liveweight gain
local turning of wind
lubricating substances
Ludgershall
lymphtoxin
Maslovka
maturement
maximum likelihood decision
Mayberry Machiavellis
metaphysicks
MICRNA
microscleres
microsource
Nebaioth
neostriatum
New England Conservatory of Music
nonshorting
nozzle air bleed
ocean science
octopodids
on-site trial
ourouparias
particular over
Pazzi conspiracy
pecado
pentasepalous
phytologically
pinkham
placentoma
pomes
posterior scleral staphyloma
pterocaryas
pyrometer optical
random ashlar
ratchet hoist
recuperated rubber
reforestized
roite
rondy
rubber pothead
solution-control system
special delivery
synchronous coefficient
T and O map
teetotals
Tetrachilomastix intestinalis
threat-making
timing controller
undecagons
utterbarrister
Uveral
Vaux-sur-Sûre
water-tight lamp