[医] 耳深动脉

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(77) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(四)月

今天我们要学的词是drag。 Drag, 作为名词,有累赘的意思。 He did not want to be a drag on his children, 他不愿意成为孩子们的负担。 He has always been a drag on the group, 他总是给集体拖后腿。 在美国总统大

发表于:2019-02-06 / 阅读(46) / 评论(0) 分类 英语每日一词
学英语单词
absolute freedom
accelerans
akinetic autism
alexandrolite
anode basket
approach unity
are sorry to
blackite
Blymphocyte tolerance
Boardapproved
break through sth
caudad epididymidis
centrale
chapelmen
climap
connection board
counting room
cyberweapon
dampening solution, dampening etch
data reduction and analysis tape
design efficiency
dexamethosone
dialecticallogic
direct-current electric drive
double duo mill
endomycopsis fibuliger
expenses for urban development and maintenance
explosion-diagram
fault monitoring system
feed aggregator
Feoso Ambassador Oil Pollution Accident
greavess
guaiac-wood
hemeralopia
hylobates concolor
i am leaving
idea-motor
IFPM
jumping saddle
kicking rocks
knibbe
kolls
linear predictive conding (lpc)
locum tenentes
master cylinder piston
Melrose
Merfenel 51
metal ceramic filter
middle cervical lymph glands
Mirnyy
molten silver extraction process
mutual credit facility
negative buoyancy effect
northern tree shrew
outrang
pancodone retard
parameter substitution
parts-handling container
paste board
payment against arrival
pleonasts
Polyalthia viridis
pressure atmosphere
pseudoexogenous adaptation
Quisqualis indica L.var.villosa Clarke
rackable
randomizing formula
rapid amplification of cDNA end
reclaiming used foundry sand
rendling
retool
sandmann
sanitation measures
sealed off vacuum system
season distortion
seeds of leguminous crops
shelter thermometer
shut-down
silk thread
simple diarrhea
single-gene-controlled traits
soaproop
spectazole
telegrapher's spasm
Themeda arundinacea
tie rod anchored retaining wall
to weaken
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trachearies
traditional agriculture
tranquille
twinners
Ukrainianized
ultimate capacity
under-let
unshortened
untoned
voltmeter
wage accruals less disbursements
wholly
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wummon