四苯基丁二烯

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

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(60) / 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

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(70) / 评论(0) 分类 万物简史
学英语单词
adjugant equivalence
aethelheards
alkaline electrolyte
Alpha-Methyl-L-Tyrosine
aluminium electrolysis
amplitude permeability
atomic physics in nuclear experiments
autotomous
barriered
base station controller
beckeman
beggar
Blanktown
bovate
brandades
calling cord
checkout program
chinese tea
congregational christian churches
culminated in
cyberjunk
dabblers
diaphragm d/p cell
disease of craniopharyngeal canal
diversion excavation method
double-rotor impact breaker
dressed carcass
Drewryville
driving off
Dubrovichi
elective subjects
explosion fracture
fighting performance
Flacourtia ramontchi
frightfest
genus loriss
groundsills
harrow mark
hasty breaching
hydrogen tube
incertance
interestest
inverted teat
invertedly
irregular powder
joint record holders
kanaby
Listerism
longitudinal vibration characteristics
luteinized unruptured follicle syndrome
Macrobid
manics
matchwinner
mini amplifier
mitotic center
mooring post
mountain daisy
movable trash rack
normal mode interference
oat grass
Ob' Canyon
onlap fill
ordinary valency
peculiar variable star
pedler
photohenric
pin tenter
pissing off
plaintiffs in error
pot-bellied
probability of success
quantrill
radar aerial
rate of drop
replacement of ecological factors
retroussage
rheometer
roller print
sebastapistes tinkhami
similar feature
sinus of pulmonary trunk
social anthropological
solubiliser
Someone's number is up.
sound filmstrip
splashguards
stand-off missile
Supraaortic
SVCR
torkret
trilophosphamide
turnkeyed
umbiliform
Utkino
varicolored
Vauvert
Vening-Meinesz formula
Vieta's formula
vogelmann
water-cooled rotor
wheel about/around/round
X -rayX