四溴化铼 {溴化铼(IV)}

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(178) / 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(155) / 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(197) / 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

发表于:2019-01-11 / 阅读(164) / 评论(0) 分类 VOA2003(下)-环境与健康

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(167) / 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

发表于:2019-02-17 / 阅读(190) / 评论(0) 分类 万物简史
学英语单词
acanthor
acee
anangel
anisodesmic structure
aphodius (sinodiapterna) zeni
assful
average macroeconomic performance
Barun Pokhari
be affected by the pathogens present
bicausality
Boreogadus
Brač, Otok
brucellin
bulbus oculi
capsule mould
carroes
catch button
Cervix cornus posterioris
child ticket
clock golf
co-sibling-in-law
concentre
crimping tool
crop and cobble flying shears
cystic cataract
debt overhang
digital image analysis
dopier
dratting
draw the attention of to
duhem
easer the engine
egally
fixed-point surveying
flame material
flash-type stroboscopy
fugitive water
gave de pau
grevilia
hamzated
hau tree
hemeraphonia
hole in the head
home straights
houshang
intermediate film
internal motions of molecule
intracular pressure
keying amplifier
Lake Washington Ship Canal
lateral combination
lay down your life
leaves behind
lifemates
list traversal technique
Lithocarpus quercifolius
liver enzyme activity
living debt
Mae Ramat
mahlangu
manurances
maritime defense sector
masaman
mastiche oil
Mateke Hills
milk feeders
misbehaver
mobisodes
mollyhawk
mysore
Niemba
overdots
packsaddles
pan roast
phorticium pylonium
PIA (peripheral interface adapter)
piricularia zingiberi nishikado
poetry-reading
pre-heterodinesis
psammotherapy
pseudoviruses
Radulaceae
refrigerated space
regional agencies
school-boys
sea keeping
secondary salinization
slanderer
source of thunderstorm activity
splenic infarction
sporhase
straight-through current transformer
sulphomucin
temporally
ten-cent
thyroarytenoids
Tractus mamillotegmentalis
Trichophorum subcapitatum
tristour
trouble oneself about
upper lever
Wairāgarh