苯乙酸香叶[草]酯

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(84) / 评论(0) 分类 万物简史

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(三)月

β-Amyrin β-香树脂醇 α-Amyrin acetate α-香树脂醇乙酸乙酯 β-Amyrin acetate β-香树脂醇乙酸乙酯 β-Amyrin palmitate 棕榈酰β-香树酯 Anabasine 毒藜碱 Anagyrine 臭豆碱,安

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(73) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 Scientific American(十一)月

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(119) / 评论(0) 分类 英语新闻
学英语单词
algorithmic interpretation of grammar
allele center
Altenstadt an der Waldnaab
anti-russian
argininosuccinic acid
Azādpur
babysberry
balance forward
behavioural approach
bishop gear
breakout effort
brevetting
Brucea sumatrana Roxb.
buso
carcin-
celebutant
chemical medicine
CI-679
civil time
cletocythereis yehchuan
concurringly
control mechanism
cortical retina
cotton seed oil
Cyclopeite
decimal floating-point constant
DGPF
dirty linen
disc jockeys
Dowsārī
exorbitant profit
farriering
felsenthal
Fermi level
FI (fouling index)
flaming weeder
gala premiere
genus Aethionema
gimballed base
half line
Hamajima
heat current
heatsealing
howsons
in potestate parentis
inconsequency
indecent prints
ion polishing
ionizing length
kileys
krimmel
labour law
landsbergite (moschellandsbergite)
leatherwood
Leptodermis beichuanensis
Levdiyev, Ostrov
line of permanent immersion
lost-luggage
lymantriids
lymphocytoma cutis
machine dependent feature
madi
mechanics of composite interface
mingle tears
moire method pattern measurement equipment
MTTA
negative grid characteristics
nsls
Nucleus dorsomedialis
office environment
orcadian
oriented tree
other fiber optical properties
Ouachita orogeny
outage rate
paraglyph printing
polder reclamation
postage unpaid
pressure chart
programme control precision hobbing machine
pulse modulated bridge
quasi-full employment
retrodesmal fiber
ring riser
saire
separated region
shallow-brains
shastasaurid
Shira-kawa
soil pick-up
station personnel
stockade
stood off
Storån
surface of revolution of tractrix
syndrome of wind-toxicity invading collaterals
synthetic heroin
systemic lavage
Tiffeneau reaction
unthievish
yield the palm to sb.
zetta-mole