电视传感器

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(十二)月

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

发表于:2018-12-24 / 阅读(53) / 评论(0) 分类 2017年Scientific American(二)月

DIALOG 34 laurance--Hey.I'm sorry to interrupt,but there's something important I have to tell you. soony--Can't it wait? laurance--Not really.It's pretty important. jenny--Is it a matter of life and d

发表于:2018-12-26 / 阅读(40) / 评论(0) 分类 英语经典听力对话

交流表达-114.Talking about TV or TV Programs

发表于:2018-12-26 / 阅读(196) / 评论(0) 分类 交流方式的多种表达

Apple TV, Fire TV or Roku? Making the most of television viewing no longer means watching what programs TV stations are showing now. Streaming media players give you more to watch than just stations. You can connect to video services such as Netflix,

发表于:2019-01-12 / 阅读(63) / 评论(0) 分类 2015年VOA慢速英语(十二)月

By David McAlary Washington 13 July 2006 We often hear that imagining something will not make it so. But scientists have now overturned that adage, making a science-fiction dream come true. U.S. researchers have shown that a paralyzed patient can us

发表于:2019-02-03 / 阅读(94) / 评论(0) 分类 2006年VOA标准英语(七月)
学英语单词
actinomeres
adiabatic saturation
alnage duties
amount of substance concentration
Amurdag
amusement centre
angularthread
anterior field
anticoincidence counting
antireferendum
atmarks
blurb
body-centred tetragonal lattice
Bragstad converter
bubbling with air
Camapuã
cannale
censured
China
Choros, Is.de los
circumferentially compressible piston-ring
colour level
Colpro
configuration verification system
direct write-off method for uncollectibles
drainage sand blanket
e-metrics project
EEME
ensemble member
ethnomycological
eucyclodes gavissima aphrodite
euthecium
exocytic
expectancy-value
expiration date of letter of credit
febriculas
finishing time
fornshill
four-centre reaction
friction-torque
general Cayley algebras
glassy bond
ground taxi
Heidenhain's iron hematoxylin staining
hemifusus cochidium
in accordance with
indo-hittites
insb (indium antimonide)
interarytenoid cartilage
ivylike
Kilembe
long shot(LS)
long-rectangularwave generator
lose the bell
Lyubcha
mahmoods
mcak
meliceris
Melleretten
much grass
national-defense
neutral earthed transformer
normal open control element
not closed system
oiloverflow
peddar
pegmatite phase
pictum
plane memory
plastic fuselage
promojna
pseudosiderastrea formosa
pulse-coded
refiler
round billet wood
sawing of rail
scale expansion
secondary combustion
semimicro-analytical balance
soft boot
spiral flow washer
spread of experimental points
sprue lock
starsigns
start-of-block signal
streak it
telomerases
tetra substitution product
the jacks
throaters
throw dirt
tin methide
tooth gauge
torque fluctuation
tunkus
velvet spiders
venter musculi
Voith-Schneider propeller ship
yeldell
zenora
zusman