氢氧电池

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(306) / 评论(0) 分类 VOA2003(下)-环境与健康

Rachel Lee: The housing market keeps losing steam. Sales of previously owned homes fell 5. 7% last month according to the National Association of Realtors. If you're looking for a house , the group's

发表于:2018-12-05 / 阅读(187) / 评论(0) 分类 商业报道2006年

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(223) / 评论(0) 分类 VOA2003(上)-科技导航

General Motors calls it one answer to the problem of Americas heavy dependence on foreign oil--Hydrogen fuel cell vehicles. At the only gas station in Washington capable of fueling the vehicles, GM showed off few of its hydrogen-fuel-cell powered ve

发表于:2018-12-11 / 阅读(139) / 评论(0) 分类 万花筒2008年

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(234) / 评论(0) 分类 国家地理2008年

[00:00.00]Fuel CellEnergy in the Future [00:09.66]The price of oil has soared from $43.45 a barrel to $65.35, a 50% gain. [00:19.95]It is transportation such as driving back and forth to work [00:24.32]and visiting companies that burns lots of fossil

发表于:2019-01-02 / 阅读(175) / 评论(0) 分类 晨读英语美文60篇

SCIENCE REPORT — February 7, 2002: Fuel Cell Cars By Mario Ritter This is the VOA Special English SCIENCE REPORT. The United States Secretary of Energy, Spencer Abraham, has announced a program to d

发表于:2019-01-02 / 阅读(189) / 评论(0) 分类 科技之光

EXPLORATIONS -February 27, 2002: Fuel Cell Cars By Mario Ritter VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a

发表于:2019-01-02 / 阅读(226) / 评论(0) 分类 Explorations

Covalent bond - a strong bond between atoms formed by sharing outer electrons. When an atom has 8 outer electrons it is stable. Those which naturally have 8, like neon and argon gasses are quite unrea

发表于:2019-01-03 / 阅读(224) / 评论(0) 分类 医务英语

On Mondays, we report on the business of technology. Record oil prices and record gas prices are inspiring some Americans to rethink the technology they use in their transportation. People who must drive do have alternatives to the gasguzzling SUV an

发表于:2019-01-08 / 阅读(250) / 评论(0) 分类 2005年NPR美国国家公共电台

This is the VOA Special English Development Report. A hydrogen fuel cell powered bus in Hartford, Connecticut, in 2007. If you travel by bus in Sao Paulo, Brazil these days your vehicle may be powered by hydrogen fuel cells. The city's urban transpo

发表于:2019-01-11 / 阅读(172) / 评论(0) 分类 VOA慢速英语2009年(九)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. This week, we will tell about an American study of the brain disorder schizophrenia. We tell about cars that use hydrogen as fuel. And,

发表于:2019-01-11 / 阅读(284) / 评论(0) 分类 VOA慢速英语2008(十)月

Welsh Company Promises More Affordable Hydrogen-Powered Cars 生产更廉价的氢动力汽车 Green cars, powered by electricity from either rechargeable batteries or hydrogen fuel cells, are already on the market, but still too expensive for most c

发表于:2019-01-14 / 阅读(190) / 评论(0) 分类 VOA标准英语2016年(二月)

We wanted something that was really affordable. The fuel cell looked great: one-tenth as many moving parts and a fuel-cell propulsion system as an internal combustion engine and it emits just water. And we wanted to take advantage of Moore's Law with

发表于:2019-01-18 / 阅读(190) / 评论(0) 分类 财富精英励志演讲

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 year

发表于:2019-01-22 / 阅读(176) / 评论(0) 分类 自然百科2008年

Scripts: The first official drive of a hydrogen fuel cell car in china. G.M boss Rick Wagoner telling CNN his company's ultimate financial viability depends on taking a lead in alternative fuel technology. I wouldnt want to try to be the, the you kn

发表于:2019-01-26 / 阅读(164) / 评论(0) 分类 商业报道2007年

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(194) / 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(358) / 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(306) / 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(264) / 评论(0) 分类 英语新闻
学英语单词
6-Methoxyflavanone
adjustable trestle
all-courts
anticoagulant medication
aortic arch
artificial nature
baccater
be slow in
bendita
biquinary abacus
biscuit manufacture
blockheadish
Bonkoukou
Buriatia
charge accounts
cinaproxen
closed subset
color-television signal
complement prospecting report
consumptive's weed
container rate
counceil
CPU fan
cyberchurches
dictyosperma album
Doctor of Arts
edible kapok oil
electropaing bath
enlong
enterovirus avian enterovirus
f6s
famine an(a)emia
fractional crystal lization
gas turbo-electric locomotive
giga-ampere
give vent
Grapevine Pk.
green-manure
grindle-stone
guaiaretic acid
halfwidths
headless nail
Humpage gears
incrusting substance
indemonstrableness
intraesterifications
irregularly scheduled
january-february
kehle
kindlin
laminarize
low-tide terrace
Maniago
Meyer atomic volume curve
multiplet component
nethers
Ningsia
nippering
office expenses
Organic Light-Emitting Device
Orrnetoprin
P-coast
phase stable range
platylobiums
propagation medium
propellant transfer equipment
protistas
radiator fan belt
radio frequency,radiofrequencies
revision of train schedules
risklessnesses
run one's head into a stone wall
scatophagous
schathles
secondborn
shaping by handcraft work
show jumper
slot-fed dipole
Spawning-time
sphincterani externus
stereovectograph
supernumerary kinetosome
synneusis
syphilionthus
tendence
throneburg
ticklegrasses
tnus
trotty
tsutomu
Ugoyan
unracy
unstriped muscle
user node
uskok
wave advance
wave analyzer
Waverly Hall
Werner projection
wide-sense stationary random process
winch-type cold-drawing machine
yot