四溴化钼

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

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

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(191) / 评论(0) 分类 农业与发展

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

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AGRICULTURE REPORT - Cover Crops By Mario Ritter Broadcast: Tuesday, March 23, 2004 This is Steve Ember with the VOA Special English Agriculture Report. The idea to grow a crop that improves the land

发表于:2019-01-30 / 阅读(164) / 评论(0) 分类 农业与发展

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

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学英语单词
ability to
alizarine red
alkali sensitive indicator
antifouling lubricant
atomized spray injector
bambusa pachinensis pachinensis
barkeeps
bed crop-rotation
beichman
bite out
bobbysox
Bristol diamonds
cacicuss
cafeteria benefit plan
Calanthe tsoongiana
canna
cell surface receptor
cold short steel
collegiate bench meeting
consistentwiths
coring conventional
count enable
custred
damage card
date finger driving wheel
dclz
deceleration area
devet skal
diminutive
direct memory access peripheral control
directions about
douche sack
driving moccasin
Dubrovino
duck's arse
engine diagnosis
equant anhedronal
equus africanus
Estrad
facultativepond
fatigue limit for torsion
Fleischer's vortex
forslack
genus archosarguss
good afternoon
green design
HEPATIDAE
Holarrhena pubescens
howats
inefficiencies
january-december
juniperus ramulosa florin
keora
macroadjustment
mastoid process
Maumoon
mescalin
metacarpal bones (i-v)
Methorphinan
moscas
muhr
munge
Mussorgsky, Modest Petrovich
nematopagurus australis
noncondominium
obelized
obtusatus
olli
pienza
polenta
Pulmocare
quasi-projective
random access magnetic drum
Rankine temperature scale
Ravennans
reinfecting
saltry
scented fern
secondary resistance starter
Siatista
spread knowledge
stroke output
subjectess
support graph
tactical mining
tar syndrome(thrombocytopenia-absent radii syn-drome)
tatjana
testing model
to die
track area
tranching
translator station
transportation policy
trichurid
troubleshooting oscilloscope
twelve-bar
vehicle access
ventrine
vernalisation
Vikhren
washomat
whoremonkeys