四溴化锗

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

Knock, knock. Mr Matthews? What a surprise! Where're your parents? They didn't bring me. I took the bus. Actually they don't even know I'm here. I've brought you a germanium. Geranium. Didn't I say germanium? Yes, you did. In fact, germanium is a che

发表于:2019-01-02 / 阅读(119) / 评论(0) 分类 听美剧学英语-《淘小子看世界》

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(60) / 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(88) / 评论(0) 分类 农业与发展

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(68) / 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
acquired leukopathy
Aedes sollicitans
Afeefa
anaesthetic machine
asphalt court
bastardies
ben davis pt.
blacks up
blastopores
blomia tropicalis
bomb ketch
brindlest
canada-france-hawaii
cathodic migration
cerium ore
chernovil
coast defence radar
combined water-oil ratio
common racoons
concha of auricle
construction waste water
cornstarch
cost accounting analysis
costa (pl. -tae)
countably projective limit
critical field length
Dendrocnide stimulans
dericin
desmoplastic-neurotropic melanoma
direct transfer
distortion measurement
dopaminergic neuron
economics of non-productive field
floating-gate mos
fluxtube
folivorous
forest tundra
fragmentation threshold
gaim
Granite Pass
i-lithen
inter over-voltage arrester
Kol'
krey wave
legumen
lomakin
Long Lawford
lundum
make merry with
melasma
micatization
mid-workings
millet stem fly
mind-blew
neochymotrypsinogen
neurospoagioma
on-target
once-white
overgirding
pahos
paron
penicillin G-hydroxymethy ester acetate
perkers
phenamazoline
point to point circuit
ponycart
private climate
producing depth
reaction mechanisms
relative economic status
repertorily
reply-frequency coding
respect herself
Richard Haldane
sandbar sharks
satyr orchids
self-gratification
self-introduction
separation of particle mixture
short-term storage
side bet
simultaneous confidence band
Solid-state storage
specific capacity
Sports Council
steep demand
structural dynamic modification
subsurface erosion
sukabumi (soekaboemi)
swabbing well
Tatavi
tediosities
testosterone enanthate
thin mint
tochers
tongue sores
two-putt
uncessant
uncut
up station
valve of cargo pipe line
Y maze