Scientific American's Sixty

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发表于:2018-12-24 / 阅读(103) / 评论(0) 分类 未知分类

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发表于:2018-12-24 / 阅读(135) / 评论(0) 分类 未知分类

The dust that accumulates in the corners of your house does more than cause allergies and aggravations. It's also teeming with clues about where you live and who you live with. That's the finding ofa study in the Proceedings of Royal Society B. Resea

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发表于:2018-12-24 / 阅读(127) / 评论(0) 分类 未知分类

This is Scientific American - 60 second Science. I'm Christopher Antaryata. Got a minute? We humans take medicine when we are sick. As due our primate cousins, chimps, for example, snack on a bitter African shrub to combat intestinal worms. But the h

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发表于:2018-12-24 / 阅读(128) / 评论(0) 分类 未知分类

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发表于:2018-12-24 / 阅读(143) / 评论(0) 分类 未知分类

This is Scientific American's Sixty-Second-Science, I'm Steve Mirsky, got a minute? We expect guinea worm to be the second disease in the history of the world to be completely eradicated from the face of the Earth. Former President Jimmy Carter, in a

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发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 未知分类

This is Scientific American - 60 seconds Science. I'm Synthia Graver. Got a minute. It's obivious that say turning the lights off saves money, but being reminded that using less energy saves money may not be the most effective way to motivate consume

发表于:2018-12-24 / 阅读(134) / 评论(0) 分类 未知分类

This is scientific American 60 seconds science. I'm *, got a minute ?Genetically engineered bacteria already proves some products are commercial interests or biometical importance such as insulin. And coaxing the organism to do so can be done with a

发表于:2018-12-24 / 阅读(163) / 评论(0) 分类 未知分类

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 未知分类

This is Scientific American 60 Second Science. I'm Christofer Tagiya. Got a minute? Ever run along white sand and it hardens up almost like concrete under your feet? But pick up that same sand and it drizzles through your fingers.So that's the essenc

发表于:2018-12-24 / 阅读(120) / 评论(0) 分类 未知分类

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学英语单词
.mh
a big wig
Aesopian, Aesopic
annual usage value
arrest sb.on a charge of
auto radio
Ballyfore
be in storm
bombinator
brachysm
Butler, Smedley Darlington
camera mounting equipment
chemical entity
chemico-physical
chlorometry
clausocalanus ingens
condensator
crib check dam
Derbyshki
dial extensimeter
direct pouring
displacings
drame bourgeois
egg fu yungs
electric pulse stimulator
endamoebidaes
fa sho
family peripatopsidaes
fibromyalgia syndrome
fissidens anomalus
frenulums
functional specification
gramajo
grouped distribution
have a soul above
hemihypoesthesia
homophene
hydrobiose
hydrophilic finish
idrcs
ineasure
lace pattern
learning styles
line of propagation
locality pay
Losa del Obispo
mabons
market exploration
mastsr pulse
maximum premium
maxite (leadhillite)
megasporogeneses
microscopic chemistry
migration of fission products
MMPI
mucosa transplantation
new boy
newly-generateds
nightward
non directional
optimazation
outside window sill
outtackled
paging loud speaker system
patrol boat signal
penetration of light
phase shift network
pot crossing
print disabled
protone
pseudo-rate-increment control
radius of flight
real alternating matrix
reticuloceratids
Rhodiola handelii
rookeried
roughing sediment bowl
sbaa
scattering by interplanetary media
self balancing bridge
shalikashvilis
sight test
small-signal open-circuit output impedance
spinning-machine
stage separation
stalk crusher
stock-card
straight paper
stress dispersion
superhigh speed computer
tandem relay system
thumb blue
timuel
tip of lung
transexions
unsnagging
upthrown side
vazho
Wahalla
wilinesses
wing flutter
workboard