料平均富集度

发表于:2018-11-27 / 阅读(298) / 评论(0) 分类 英语口语1+1

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(213) / 评论(0) 分类 VOA2003(下)-环境与健康

【今日基础词】Average 【Transcript】 The average cost of saving one seal was $80,000. At a special ceremony, two of the most expensively-saved animals were released into the wild among cheers and applause from people. A minute later, a kille

发表于:2018-12-05 / 阅读(127) / 评论(0) 分类 听基础单词练听力

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(170) / 评论(0) 分类 VOA2003(上)-科技导航

This is the VOA Special English Economics Report. Cargo containers are loaded onto a ship at the Port of Miami In the last thirty years, American businesses have increasingly used suppliers in China and all over the world. This helped fuel a current

发表于:2018-12-07 / 阅读(120) / 评论(0) 分类 VOA慢速英语2008年(八)月

A Solar City 太阳能城市 by Lars Berry A city in China has taken big steps in changing its energy sources. 中国有座城市已大大改变了其所仰赖的能源。 Practically everything around your home that was made in a factory owes its ex

发表于:2018-12-08 / 阅读(101) / 评论(0) 分类 常春藤解析英语

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(175) / 评论(0) 分类 国家地理2008年

Listen Read Learn Human beings have always used the resources of the Earth of their own development. The environment was changed for the use of man rather than changing our own nature to fit the environment. This past action has now caused us serious

发表于:2018-12-31 / 阅读(97) / 评论(0) 分类 英语大赢家下册

This is Scientific American 60 Second Science, I'm Steve Mursky, Got a minute? The average price for a gallon of gas in the U.S. today was nearly $3.78 per gallon. But why do we calculate fuel expenditure in dollars per gallon? Wouldnt a more realist

发表于:2019-01-08 / 阅读(185) / 评论(0) 分类 Scientific American(三)月

By Jim Teeple Jerusalem 22 January 2008 Israel has allowed a one-day delivery of food and fuel to the Gaza Strip, partially lifting a nearly week-long blockade of the territory. VOA's Jim Teeple has details from our Jerusalem bureau. Israeli official

发表于:2019-01-08 / 阅读(110) / 评论(0) 分类 VOA标准英语2008年(一月)

By Jim Teeple Jerusalem 29 October 2007 Israeli officials have begun reducing fuel supplies to the Hamas-controlled Gaza Strip. VOA's Jim Teeple reports Israel has also closed a key crossing point as part of a package of sanctions Israel says is in r

发表于:2019-01-11 / 阅读(127) / 评论(0) 分类 2007年VOA常速英语(十月)

By Greg Flakus Detroit 14 January 2008 More than 6,700 reporters from 42 nations are in Detroit for the news media preview of that city's North American International Auto Show, which opens to the general public this weekend. This year's show emphasi

发表于:2019-01-13 / 阅读(127) / 评论(0) 分类 VOA标准英语2008年(一月)

As rising fuel costs drive up the cost of transportation, the transportation industry itself is being forced to change. America's biggest carmaker is closing factories where its largest vehicles are made, and expanding plants that build small cars.

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 VOA标准英语2008年(八月)

今天我们要学的词是fuel。 Fuel, 做为动词,有刺激的意思。The basketball player put his house up for sale, fueling speculation that he is being traded, 这个篮球队员正在卖房子,大家因此猜测,他可能要被球队换

发表于:2019-02-05 / 阅读(154) / 评论(0) 分类 英语每日一词

By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr

发表于:2019-02-06 / 阅读(181) / 评论(0) 分类 VOA常速英语2007年(十一月)

Kenya is joining a long list of countries planning to produce diesel fuel from the poisonous-but-oil-rich seeds of the jatropha tree, a plant indigenous to South America. The tree is at the heart of a five-year strategy to develop a bio-fuel industr

发表于:2019-02-06 / 阅读(167) / 评论(0) 分类 VOA标准英语2008年(八月)

By Liam Cochrane Kathmandu 19 February 2008 Nepal's capital, Kathmandu, has almost run out of gasoline, because political protests in southern districts have blocked deliveries for six days. The fuel shortage is causing long lines at gasoline pumps a

发表于:2019-02-06 / 阅读(142) / 评论(0) 分类 VOA常速英语2008年(二月)

By Teri Schultz Brussels 20 August 2007 The European Union says a Hamas plan to try to make money off EU fuel donations to the Gaza Strip means the suspension of fuel oil deliveries to the territory will continue. Teri Schultz reports from Brussels.

发表于:2019-02-06 / 阅读(201) / 评论(0) 分类 2007年VOA标准英语(八月)

Iran says it needs uranium enriched to 20 percent to fuel a medical research reactor Elizabeth Arrott | Cairo 08 February 2010 Iranian President Mahmoud Ahmadinejad, wears eye protection goggles as he visits an exhibition of Iran's laser science, in

发表于:2019-02-12 / 阅读(189) / 评论(0) 分类 VOA标准英语2010年(二月)

Development Helps Fuel Southeast Asian Flooding In some parts of Southeast Asia the floodwaters just keep coming, inundating fields and towns, and leaving behind death and destruction. But, the problems could have been worse. It is a scene that has b

发表于:2019-02-12 / 阅读(147) / 评论(0) 分类 VOA标准英语2011年(十一月)
学英语单词
1-propylsulfonylpropane
acraspedote
advanced support helicopter (ash)
ageyn
aggrating
ague tree
all-victorious
aniridia
anti-pollution standards
AORTF
artificial fertilized pearl
As Sālimīyah
athyrium sheareri
backlighting
be under an illusion
Beethoven
besiegement
bicycle parking
Bilokurakyne
Black Fridays
bloomberg
braise(-ze)
Braughing
caller's program status double word
commeation
commissions earned
control through market forces
conventionals
cylindrical shaft retaining wall
dichromatism
dry laminate
E-metre
euro-mp
fabric lineation
family Stizidae
fiddlery
find destination
fit clearance
flue gas detector
galeal seta
heatseeker
heels over
heterolyze
host computers
household fuel gas
indexed language
infector
insulant shoe
interexchanges
internym
Jonnesco's spinal anesthesia
kimoto
lap the gutter
Linder thesis
Lo N
Lomaloma
marvelene
maximum utility
mofa
Mouilleron-en-Pareds
non-transitive
nuclear-power source material
old-country
optical tool
orangely
partial equilibrium analysis
pergameneous
peristele
permanent insurance
pete seegers
piscivorous dentition
post factum
promotional gift
Précy-sur-Oise
psychocracy
pulse code modulation terminal
Qualified Immunity
reciprocal synapses
run-time stack top
scissorsbird
shock reducer
Sickte
Simlock
slow-coach
squeegeed
suprafoliar
synthetic porcelain
system interconnecting
t-DR5
take the Fifth Amendment
tasses
tbytes
the established church
tnpk
tolkach
transfer mo(u)ld
trench grader
uncinate
welder performance qualification test
world gravity network
wring your neck
young ring