音标:[,fenәl'æsiteit] ;
乙酸苯酯

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(73) / 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(70) / 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(74) / 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(58) / 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(126) / 评论(0) 分类 英语新闻
学英语单词
a house of detention
a. profunda brachii
Actinostemma
amortization of premium
anterior urethral warmer
anti-chamber
arbitrary power
awok
bilateral trading
black-step collation
branch prediction strategy
brightness conservation
buttfucking
car bumper
Carya laciniosa
causton
charge through
Chaucer Seamounts
Coelogyne cristata
conic waxycap
Crotalaria prostrata
decoupaging
devitrifying
diadems
diffraction arc
dinghies
disordered thin film
dognappers
dubbeltjie
Eremopoa oxyglumis
Essex skippers
fire main pipe
flock bond strength
forebridge register
four strand mill
full-scale simulation
genus Alepisaurus
glary
gub'ment
hand painted carpet
hard reader
hard-to-explain
helgramite
hellmann recording snowgauge
humoral immunity
hyaluronate lyase
hyduous
image repetition
Impatiens noli-tangere
installment selling
iodite (iodargyrite)
isotonicity law
labor-capital ratio
lap danced
Leonardo Pisano
line of equal shear
lubricating oil supply linkage
mass man
maximum density gradation criteria
meedful
metara
mole density
multiengine planes
Naughton
new sheet
non-producer
notice to navigator
nuclein deaminase
octocosoic acid
Pacific blackberries
parent-daughter relations
poion-sumach
POMCUS
pressure atomization,mechanical atomization
procedure control
protecting zone
pulmonary circulation
rate making
reversible axial-flow fan
Sarah Breedlove
screening of import commodities
seamin
set foot in
sheyenna
shoebomber
stress field
sulfochlorination
sulphide stain
tcheky
teleost fish
thunderlight
thymopoiesis
trachelopanus
TRADOC
transapical
undismantled
vinis
viscosas
weakly Hermitian scalar product
weapon system flight trials
Wye Mills