电位移;电位移密度

Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod

发表于:2018-12-07 / 阅读(47) / 评论(0) 分类 (科普英语)Earth and Sky

American inventor John Goodenough first started working on battery technology more than 40 years ago. Goodenough actually co-invented lithium-ion batteries in 1980. This eventually led to a revolution in the electronics industry because those devices

发表于:2019-01-02 / 阅读(50) / 评论(0) 分类 2017年VOA慢速英语(五)月

You, today, buy gasoline miles. And we created electric miles. 现在大家买的是汽油里程。我们就创造电子里程。 And the price of electric miles ends up being a very interesting number. 电子里程价钱加起来是个有趣的数字。

发表于:2019-01-03 / 阅读(33) / 评论(0) 分类 TED演讲科技篇

Easing Displacement through Development Last year there were more than 26-million people displaced within their countries by violence, conflict or natural disasters. A new report says development initiatives may help alleviate or even prevent displac

发表于:2019-01-14 / 阅读(41) / 评论(0) 分类 VOA标准英语2012年(十一月)

Chicagos Argonne Lab Developing Battery of the Future CHICAGO In 2012, the Department of Energys Office of Science awarded a $120 million grant to a new technology center focused on battery development - headquartered at Argonne National Laboratory i

发表于:2019-01-14 / 阅读(38) / 评论(0) 分类 VOA标准英语2014年(七月)

Dangling bonds 悬挂键 Dark current 暗电流 Dead time 空载时间 Debye length 德拜长度 De.broglie 德布洛意 Decderate 减速 Decibel (dB) 分贝 Decode 译码 Deep acceptor level 深受主能

发表于:2019-02-05 / 阅读(66) / 评论(0) 分类 实用英语
学英语单词
a twice-told tale
abdelavi
abhiseka
acutejaundice
adcauline
Agâdîr, Râs
air suction pipe
allowable expense
amiota (amiota) subfurcata
argentum chloratum
automatic gas sample injection
bib valve
Binongko
bitt end
black as a as coal
Bogoslovka
bolim bombo (papua new guinea)
braided metallic flexible pipe
Bühlertal
Callafans
calorous
Campylotropis giraldii
carotin(e)
character-oriented machine
chasten'd
christ-event
closed-cycle otec system
compositionists
constant failure intensive period
current instability
deafmutes
dentate
disposable goods
dynamics of circulation system
Embedded Windows
embitterment
extrinsic staining
false medical testimony
fat line
fuel lag
genus gerberas
graphic matrix
green potato
handline boat
happen-ing
Horozköy
iceman
image picture
immetrical
intensated
isoattenuation
Kadyyskiy Rayon
Kleinwort
lattice binding
load-carrying composite (lcc)
mandil
manicuring
MDDPM
microaddress
monoptic
nadin
needle spring ring
Nerillidae
nikor
no risk till waterborne
nominal taxon
nymphette
perfluorobutane
placement offices
plumingware
pull teeth
puls-
pumping test,water injection test
pyrotechnic composition for signaling
radices lithospermi
shorefronts
shove ha'penny
singular submodule
sinusoidal excitation
Sissomicin
sivamalai series
snarlish
SNCC
sothron
Spencer, Point
sphenoid bone
spherical end
stand out channel
target swop
thermal change
thorins
tilling speed
tump over
uncommitted orders
urinary system infection
vanitases
varnish coating
volitional movement
wave equation prediction
whirl mixer
white cohosh
worker-bee