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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(113) / 评论(0) 分类 Scientific American(一)月

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(98) / 评论(0) 分类 医务英语

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(81) / 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(108) / 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(93) / 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(118) / 评论(0) 分类 2014年NPR美国国家公共电台10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(94) / 评论(0) 分类 英语新闻

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(121) / 评论(0) 分类 万物简史
学英语单词
accident interruption
administereth
affinizations
Alwar Tirunagarai
andray
ash-tree
asiatic acid
austempered nodular iron
batch message processing program
batch weight
black amino alkyd baking transistor paint
Booked space
break off from
bydgoszcz (bromberg)
cantering
car-jack
carbonated lime brick
caution against wet
CDJ
cionoptosis
damage-free
deep-sea fish
drug-alcohol
ecgfriths
emotion-thought
Erythrina variegata
erzerum
ethylene thiourea
exfoliation dome
extruding insulation
forest description
gaging spindle
genesage
gold-and-diamond
gratuity fund
harfang
high-speed carbon steel
hilltown
horizon
hydrosulphonyl
hyperthyroidism in pregnancy
idealization method
induction acceleration
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ioglucol
iriginite
iris(plant)
jumblements
jump-spark coil
knet
lahus
limit of tide
linguoclusion
low-pressure moulding
Make-A-Wish Foundation
malapert
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money crop
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multi-divergence laser
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normal tilt
obscene
overland flow
position by radio direction finder
postpostmodern
pre-pressurize
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quarter-hours
quick-release plate
radioalbumin
rain-feds
right-leanings
roomed
rossey
Ruza
sam (synchronous amplitude modulation)
SCACL
Schimmelbusch's disease
Sclerotiniaceae
section of function
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status-of-forces agreement
stress recovery method
teates
technology advances
tectonic seaquake
the Bosphorus
three-island
three-view drawing
top back rail
top-quality stock
traditional Chinese pathology
tuffy
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usdoj
visual time error
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