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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(203) / 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(183) / 评论(0) 分类 医务英语

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(172) / 评论(0) 分类 探索与发现2014年

 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(145) / 评论(0) 分类 英语听力文摘 English Digest

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(211) / 评论(0) 分类 万物简史
学英语单词
aeronavigation
age thickening
anti-depressant
astrometeorologists
aulacogens
banquet lamp
beam hopping
bijvoets
bruxer
Castanopsis lamontii
cavettos
cell padding
chinese nickel-titanium wire
chlorobismuthate
choe
cloth ribbon
Condong-kecil, Sungai
contest an election
convex shape
counte
counterfeit trademark
credit exchange
cumulative percentage of failures
cyclomyces lingus desv.
dark room ophthalmic lamp
dead man's switch
Dogye
emeldas
emphatic, emphatical
extinction in magnetic scattering
extrametabolites
fimbriata malacophylla
fiordaliso
fractional volatilization
gain of antenna
gang seeder unit
general purpose timer
geoffrayin
geoid
gerall
gerard depardieus
global beam antenna
gnathakylosis
gum lac
have a nose
heterosporium allii ell. et mart
hookup mechanism
imperfect prediction
input recorder
iron nickel core
lentula
Macowanites americanus
Manizales
maroun
minister of agriculture
mode of address
Mounier
Murādiān
MySpacer
nationwide marine definition
naval shipyards
Niyodo-gawa
nongerminal
oilseed damping machine
opengl
over fender length
overharvested
overkind
oxanphenamine
partial control
photocell type smokemeter
photogrid
preservation system
press table
probable maximum tropical cyclone
pseudocercospora ebulicola
rapport-building
re-entry communication
reform jews
relflected binary code (rbc)
reserve volume
ring generic cable circuit braker
Santeuil
sensitive cells
shale retorting
shepherd test
skance
Soviet Union
storifies
sulphite waste lye
take it off
tarasemide
taxon range zone
thwart-ships
TISG
transit expedition
uspensky's inequality
vascular radicle
Vermitiber
wing compartment
wooly blue curls
xyloside