检测器单元[池]

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(215) / 评论(0) 分类 VOA2003(下)-环境与健康

Unit 31 单词 1.airy 2.spacious 3.outfit 4.manly 5.fabric 6.individuality 7.reflect 8.reflective 9.underneath 10.obscene 11.abuse 12.conscious 13.biographical 14.corrupt 15.tactical 16.plateau 17.heroic 18.rotten 19.superhuman 20.labour 21.distill 2

发表于:2018-12-13 / 阅读(261) / 评论(0) 分类 北师大高中英语模块一讲解

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(176) / 评论(0) 分类 国家地理2008年

It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'

发表于:2018-12-30 / 阅读(227) / 评论(0) 分类 国家地理2008年

Lying NB: This is not an accurate word-for-word transcript Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today Im joined by Kate. Now Kate, here's an awkward question for you: do you consider yourself a good liar? Kat

发表于:2019-01-07 / 阅读(140) / 评论(0) 分类 六分钟英语

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

发表于:2019-01-11 / 阅读(163) / 评论(0) 分类 2007年VOA标准英语(九月)

By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

发表于:2019-01-13 / 阅读(132) / 评论(0) 分类 VOA标准英语2008年(五月)

It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'm

发表于:2019-01-22 / 阅读(157) / 评论(0) 分类 自然百科2008年

Science and technology 科学技术 Collective behavior 集体行为 Follow my leader 跟领导走 A group's intelligence depends in part on its members'ignorance 群体智慧部分依赖于群体成员的愚昧 HUMAN beings like to think of themselv

发表于:2019-01-26 / 阅读(153) / 评论(0) 分类 经济学人科技系列

RAY SUAREZ:More about this technology, the man behind the project and the questions this all raises from Andy Greenberg of Forbes. He's been covering this story and was in Austin when Cody Wilson first tested the gun. And, Andy, now that this thresho

发表于:2019-01-27 / 阅读(206) / 评论(0) 分类 PBS访谈社会系列

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(154) / 评论(0) 分类 2007年VOA常速英语(十月)

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(153) / 评论(0) 分类 VOA常速英语2008年(四月)

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(297) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(262) / 评论(0) 分类 趣味英语

现在的女孩子喜欢什么样的礼物?

发表于:2019-02-15 / 阅读(137) / 评论(0) 分类 阅读空间

Regardless of their source, any methane molecules in Mars's atmosphere would, on the basis of experiments on Earth, be expected to hang around for centuries. 不论它从何而来,根据地球的实验,火星大气中的任何甲烷分子将有望徘

发表于:2019-02-16 / 阅读(161) / 评论(0) 分类 经济学人科技系列

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(167) / 评论(0) 分类 VOA常速英语2007年(十二月)

My cooking has always been the target of family jokes. One evening, as I prepared dinner a bit too quickly, the kitchen filled with smoke and the smoke detector went off. Although both of my children had received fire-safety training at school, they

发表于:2019-02-18 / 阅读(155) / 评论(0) 分类 趣味英语

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(215) / 评论(0) 分类 英语新闻

ACKI LYDEN, HOST: OK. So here's a joke. A man sitting on the veranda with his wife one night when out of the blue he says: I love you. His wife says: Was that you or was that the beer talking? The man says: That was me talking to the beer. Maybe you

发表于:2019-02-23 / 阅读(158) / 评论(0) 分类 英语语言学习
学英语单词
Agapetes serpens
airshifters
Akehama
al gores
amortization quota
angiokeratoma scroti
apparent-velocity filter
astigmatic dial
auditory teeth
avalanche multiplication
axipetal
bearing circle
bootcamps
bouvealt-blanc method
brachyspathus
buyer control
cadmium-metal
cahow
cator
cemented carbide bit
changeabout
class psilopsidas
cockeyed
come into one's head
computer memory structure
Corporate financial management
cowghe
cut-open
default initial value
DFD (data flow diagram)
Didang Wan
Dimepropion
direct indexation
dump out
epilohamannia ovata
fact retrieval
field glass
flam forward
Fort Meade
go-devils
Hynobius
ignitor fuel trip
illegible
Independent System Operator
inert projectile
invalid address
Islamaphobic
jabbingly
joneil
Kopperå
laysan i.
Leonurus L.
liquid fuelled rocket
little-head snakeweed
lyophilizers
Mahgrib
market order
Matabeleland North Prov.
measurement of reentry phase
megamarkets
metal ski
minarchies
mind-fucks
monomethylhydrazine
multiple fiber cable
near is.
neothaverine
nineties
no all roses
nonsentient
nourishing spleen and stomach
NSC-69856
number of quantitative analysis
one-point boundary condition
osmium(viii) fluoride
paper doll
phlaeoba nantouensis
planting in advance
postmedial
proto-form
psychophylaxis
quartzlike
Quito, R.
regular shift
rickles
roebuck-berry
Sedamyl
superconducting parametric oscillator
surface anatomy
symmetric three phase circuit
task-leader
tenth value layer
travelling-wave klystron
twinships
Ulmus laevis
unbalanced magnetic pull
unburned carbon heat loss in residue
vermeilled
Vireonidae
warhursts
whole energy competition
yomiuris