退化石化

Learning: a Lifelong Career As food is to the body, so is learning to the mind. Our bodies grow and muscles develop with the intake of adequate nutritious food. Likewise, we should keep learning day by day to maintain our keen mental power and expand

发表于:2019-01-02 / 阅读(265) / 评论(0) 分类 精美英文欣赏

Rotting Flesh Offers Insight on Fossilization The fossil record is far from being a complete library of everything that's ever lived. 化石记录不止是曾经存活生物的藏书阁. The vast, vast majority of everything that's ever lived has com

发表于:2019-02-14 / 阅读(247) / 评论(0) 分类 2018年科学美国人3月
学英语单词
airfield runway
alternate operation
amphibolous
anion-cation balance
anti transmit-receive switch
anticlonus
babbage's analytical engine
Babenna
banding together
bayonet socket
bedrockrockbottom
bilefy
biloquialism biloquilism
bimetallic deflection thermometer
bitter cup
boundary homomorphism
brick-tea
butt nugget
canacuas (mexico)
canner's alkali
cavity frequency meter
City of David
colbourns
color fastness to daylight
concede to
dalglieshes
dermatophobe
Desoxodehydrocyclopiloselloidone
diet type
direct current supply
discontinuous dynamic system
division of relation
dual impression
ear-stone
electrotinplate
elliptical anagalactic nebula
end-fire antenna array
epigrammatic, epigrammatical
Etembo
etifoxine
extended pyelolithotomy
filioque
gib clamp
grinding floor
hehs
ifr conditions
interstitial endometrosis
intricated
kholodov
kitcats
Lawson Bank
Lepomis gibbosus
likubin
liquid film type
MVOA
Niechcice
Nimārpāra
nugatorious
nulliparae
on-line information
osen-breges
oxonium ion
permanent insurance
perpers
piezooptical
piglings
playreadings
Pleurobranchaea
polycarp
powerbar
predetection integration
PSC (program structure code)
rachioscoliosis
rectifying
research costs planning
Rhododendron araiophyllum
rock breaking
selberg
self-regulation
shabbas
shortlanded cargo
shotcrete
small-vessel anastomosis instruments kit
soft toe
still-runnings
storage space
stretching insulator
sulfate cancrinite
sureness
surface brush
tank-washing line
television black
terminal set
thick body cup-saucer
three-dimensional scope
tickering
to allow
trib.
turbo power unit
undimensioned
weighting platform
Wilson, Henry