2014年Scientific American's Six

You see it when you watch almost any game:theres a touchdown, a home run, a goal. An athlete has triumphed! And then,almost instantly they raise their arms over their shoulders, shout aggressivelyand push out their chest. Like an animal in the wild o

发表于:2018-12-24 / 阅读(158) / 评论(0) 分类 2014年Scientific American(一)月

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发表于:2018-12-24 / 阅读(159) / 评论(0) 分类 2014年Scientific American(一)月

This is Scientific Amercian's 60 seconds sicence. I'm Ellie Wilkinson. Got a minute? If the side of Swiss cheese makes you melt, or the thought of a honeycomb gets you buzzing. You may suffer from a tripophobia, the most common phobia that you've pro

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发表于:2018-12-24 / 阅读(139) / 评论(0) 分类 2014年Scientific American(二)月

It was the largest of the five major mass extinctions in earth's history, well before the dinosaur killer 66 million years ago. What's called the end Permian extinction 252 million years ago, wiped out 96% of aquatic species and 70% of species on lan

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 2014年Scientific American(二)月

Dogs make great listeners, and that maybe because man and man's best friend use analogous brain regions to process voices. Researchers collected almost 200,000 samples including humane-akin vocalizations, as well as environmental noises and silence.

发表于:2018-12-24 / 阅读(171) / 评论(0) 分类 2014年Scientific American(二)月

This is Scientific American-Sixty Seconds Science. I'm Chris *. Got a minute? I'm guessing you brush twice a day, or aspire to. Our ancestors were a little less diligent. But that's a good thing for scientists, because ancient placode teeth are like

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发表于:2018-12-24 / 阅读(210) / 评论(0) 分类 2014年Scientific American(十二)月
学英语单词
-escence
3-ethoxypropylamine
a balloon
administrative burden
air blast gas burner
amdt.
aniline, anilin
arcing contact
aspirated sound
Association of Shareware Professionals
asymmetric light distribution
auto-transformer
basine
bathyorographic
blitheless
braincases
branchial carcinoma
carefully chosen
caven
Cecie
channel sweep
coal separation
common venting system
communication-oriented computer
covariant tensor
cumulus humulis
diurnal parallax
DLC
dyskaryosis
eigenstructures
Elbow Cay
exogenous mental retardation
exterior stucco
flexfoot
flexible lubricator
Forest-grower
frame cross tie
Galium crassifolium
gammage
genus Peromyscus
grell
high-speed transfer
How's yourself
hydrangea marcrophylla dc.
hydrant cart
impacted tooth
Incisiva
insist on/upon
intermediate delivery pipe
Judahites
jura personarum
kotschoubeyanus
Kukljica
L.B.
Las Morenas
latton
leafages
leptomata
licensing application
liquefying plant
Little Joe
Llanaelhaiarn (Lianaelhaearn)
make their choice
mechanical factor of merit
menippids
national association of broadcas-ters
north-northeast
ophthalmorrhagia
palmering
pectins
polydeficiency
portlandians
post-palatine
potassium perosmate
programmable data rate
redonian
reflection profiling
rejected take-off (rto)
relative integral base
rotor drive
salisbury cure
Samikshavad
screw extrusion machine
second bests
sectionalize
segmental coupler
serpentine jigging tenter
shell element
shipway crane
skandha
small light anti-submarine helicopter
suboptimization by conflict
supercheries
television camera including animage isocon tube
than most
thermadynamics
twin-tube shock absorber
very rapid host cell division
wooden lath
Yelat'ma
zenaida dove
zimmerman