戊四氮,四氮五甲烷,五甲烯四氮唑

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(71) / 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(62) / 评论(0) 分类 医务英语

By Mike O'Sullivan Los Angeles 26 January 2006 After eight years of renovation, the Getty Museum will reopen its antiquities museum Saturday in a replica Roman villa on the California coastline. The o

发表于:2019-01-07 / 阅读(119) / 评论(0) 分类 2006年VOA标准英语(一月)

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(73) / 评论(0) 分类 万物简史

Voice 1 Hello. Im Liz Waid. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A woman sits by her sons

发表于:2019-03-04 / 阅读(137) / 评论(0) 分类 环球英语 Spotlight
学英语单词
acoustic performance
alpha-methemoglobinemias
apodiform birds
Bajau
basis virtutum constantia
beta risk measurement
blazonments
body fluid shift
Buksa Duar
cargo head
cesarotomy
change in selected resources
comints
command key indicator
conair
conchite
cowboy-styles
deborra-lee
delebarre
disk request word
distance of centre of mass
Dun-le-Palestel
eating thrown
enter take the path of something
ershovite
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finalizations
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fluid converter
folded fold
follow in the footsteps of
FORTRAN preprocessor
four high roller leveler
Free Presbyterian Church of Scotland
gamma-diaminobutyric alpha acid
Gartmore
gray skate
hebdige
hinged paddle
hydraulic-drive
inferognathals
inner macroinstruction
internationalatomic time
isaria cosmopaltriae yasuda
item identification
khvoy (khoi)
lacans
lithicosis
mcgehee
Mini-CD
normalizing temperature
PA-12
parachor
parallel gas feed
parallel hedra
petechias
platform structure
points in the paint
Popondetta
professional bureaucracy
pulley cone
pure kinematics
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randomly combined design
readathons
rectification switchgear
retry
Sagada
Samak, Tg.
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San-Pédro, Dép.de
Santo Antônio do Monte
selected floor
seminated
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St-Cirq-Lapopie
standard fiber glass
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sutliff
taoudenni
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thermostated bath
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transmission thickness meter
trim a vessel
Tskill
uteramine
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vimol
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wheelings
WHILE clause
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zerang