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(103) / 评论(0) 分类 2014年Scientific American(一)月

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发表于:2018-12-24 / 阅读(117) / 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(106) / 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(99) / 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(124) / 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(139) / 评论(0) 分类 2014年Scientific American(十二)月
学英语单词
A.B.C. liniment
Achillea sibirica
aeroallergens
amnion (pl. -nia)
animal tracking
anonymuncule
answer phone
atmar
back clearance angle
battle of Poitiers
be bunkered
blowing sound
body flux
born weak
breaches
bucket basin
camber rod
cape foot
cape towns
carac
chemocephalia
Chirita fruticola
CLTD
coefficient of length variation
cremomethazin
cytoflorometer
dairy herd
Daphniphyllum angustifolium
dielectronic
dinitrogen difluoride
disengagements
ejector plate return pin
equivalent price
excursion area
field of fire
floating rod
foam fire extinguishing system
fork-type digger
fourier-motzkin elimination
gap structure
gap thickness
glucusimde
high frequency diode
Huejotzingo
immediate action
initializing sequence
ionium-thorium method of dating
It's dollars to doughnuts.
kemmelin
kraurosis vulvae
kuih
lay the blame on sb for sth
layke
lpad
lutheranisms
made difficulties
mean fracture load
medicornua
megafauna
Micrainin
N-formyltyrosine
nation-building
neutral sheet reconnection
ninth-day erythema
olimpoc
one-bay
opposite account
orthokinetic
paper making canvas
pending location
penetrating caries
port presentation service
pratapgarh (partabgarh)
railway vehicles
rate of injection
rear draft check casting
reconsequent drainage
reserve for doubtful account
roof-bolter
run-around ramp
satin weave
second derivation control
self-active
seposition
Seriphidium rhodanthum
slitting-mill
sluice nozzle
staff ga(u)ge
statement editing
statists
strike hard
symphorophilia
time for the layout of work place
tractus dorsolateralis
tribunician
trichyte
trophone
underice navigation
unminimize
volumatric pump
wide-crested measuring weir
yowg