un. 电子壳层

Without air, there would be no fire. There would be no cars or trucks, since motors need air in order to work. Without air, there would be no wind or clouds. There would be no weather, as we know it.(

发表于:2018-12-01 / 阅读(226) / 评论(0) 分类 自考英语(一)78讲

9. air/gas/atmosphere The room was so stuffy that it felt like there was no air. Did you remember to switch off the gas? Despite the argument which took place earlier , the atmosphere was amicable.

发表于:2018-12-01 / 阅读(172) / 评论(0) 分类 美语烘焙屋 ABC Bakery 1-4季(PDF文本下载)

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(126) / 评论(0) 分类 (科普英语)Earth and Sky

诸多线索综合起来为我们描绘出一幅画面:那是火星遥远的过去,那时的火星还有着一层厚厚的大气层,令这颗星球温热暖和,从而使水能够在火星表面流淌。但如今,地表的水消失不见,而

发表于:2018-12-07 / 阅读(126) / 评论(0) 分类 60秒科学

Amid all the tradition and history of Katmandu, a profound change is in the air. In fact, it might literally clear the air, reducing the choking pollution which has blighted this congested valley. The streets of the capital are gradually being taken

发表于:2018-12-11 / 阅读(114) / 评论(0) 分类 万花筒2008年

STEVE INSKEEP, HOST: And I'm Steve Inskeep in Beijing amid thousands of people in this city's Tiananmen Square. The Red Wall at the front of the Forbidden City is just behind me here. President Trump comes to this city this week. He's going to meet C

发表于:2018-12-18 / 阅读(87) / 评论(0) 分类 2017年NPR美国国家公共电台11月

A ban on electric bicycles in New York City is hurting delivery workers who depend on them to earn a living. Many of the workers are immigrants. Electric bicycles, or e-bikes, have foot-powered pedals like other bicycles. But they also have electric-

发表于:2019-01-03 / 阅读(205) / 评论(0) 分类 2018年VOA慢速英语(二)月

The clues are adding up to give a picture of a distant Martian past, when the planet had a thick atmosphere that was warm enough for water to stream on the surface. But now the waters gone, and the atmosphere is so thin that any water would boil away

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 Scientific American(十)月

What's billed as the biggest rollout of electric vehicle infrastructure in the world is about to begin in the United States. Urban planners are deciding where to locate more than 11,000 charging stations in 11 major cities. They want those stations u

发表于:2019-01-11 / 阅读(96) / 评论(0) 分类 VOA标准英语2010年(三月)

Electric Cars Face Issues in US Fate of the US electric car Volt owner Frederico Goodsaid can practically sneak up behind people. He says he likes the sheer silence of his electric car. Goodsaid also enjoys driving by these. I pass over 50 gas statio

发表于:2019-01-13 / 阅读(115) / 评论(0) 分类 VOA标准英语2012年(三月)

You're in the market for a new car. You want something environmentally responsible, but you don't want to give up fun. Now you don't have to. But it comes at a cost. Rebecca Ward | Washington DC 24 March 2010 Hot. Hot and green. That's because the Te

发表于:2019-01-13 / 阅读(124) / 评论(0) 分类 VOA标准英语2010年(三月)

STEVE INSKEEP, HOST: I think we've had this headline before. Volkswagen is trying to move on from its diesel scandal - again. VW admitted two years ago to installing devices in its diesel vehicles that falsely improved their emissions tests. Now it's

发表于:2019-01-16 / 阅读(122) / 评论(0) 分类 2018年NPR美国国家公共电台4月

Voice 1 Welcome to Spotlight. I'm Liz Waid. Voice 2 And I'm Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 This is the sound of a music instr

发表于:2019-01-19 / 阅读(101) / 评论(0) 分类 环球英语 Spotlight

Official figures from the Ministry of Transportation show emissions from car exhaust account for 31 percent of the country's total air pollution. In an effort to bring that figure down, the central government has been supporting a series of subsidies

发表于:2019-01-19 / 阅读(121) / 评论(0) 分类 2015CRI中国国际广播电台

Automakers are rolling out their new electric vehicles at the 2018 Beijing Motor Show, the motor industry's biggest sales event this year. Carmakers expect new growth in China's market despite the looming threat of a trade war between China and the U

发表于:2019-01-19 / 阅读(163) / 评论(0) 分类 2018CRI中国国际广播电台

暂无音频 the President just spoke at the Edison Electric Vehicle Technical Center in Pomona, California. The Center provides a broad range of electric transportation services, focusing on solutions for automakers, battery manufacturers, government a

发表于:2019-01-26 / 阅读(154) / 评论(0) 分类 美国总统每日发言

BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist

发表于:2019-01-30 / 阅读(142) / 评论(0) 分类 英语新闻

All along the western front People line up to receive. She got the power in her hands to shock you like you won't believe. Saw her in the amazon With the voltage running through her skin Standing there with nothing on She's gonna teach me how to swim

发表于:2019-02-20 / 阅读(125) / 评论(0) 分类 The Voice 美国好声音

According to statistics, more than 27-thousand electric vehicles have been sold in the 25 cities around China that are conducting electric vehicle trials. Among the vehicles, 23-thousand are serving the public service sector, but only four-thousand f

发表于:2019-02-21 / 阅读(154) / 评论(0) 分类 英闻天下

SCOTT SIMON, HOST: The Democrats' proposed Green New Deal calls for America to eliminate greenhouse gas emissions from U.S. transportation, an ambitious goal that would require - among many other things - phasing out cars that run on gasoline. That m

发表于:2019-03-17 / 阅读(375) / 评论(0) 分类 2019年NPR美国国家公共电台2月
学英语单词
acid soluble
ainbeni mathar
anterior scalene muscle
anti-evolution
arccot
auto correlation command receiver
be bare of credit
bilsland
bond tables
cage rotor induction motor
calappa pustulosa
capacitance grading
capital offence
cat films
catalytic oxidation
Charidemus
colo(u)r stabilizer
column cap
comany
critical response time
cryogenic lake
curvilinear coordinate system
cytisus scorparius link var. andreanus dippel
cytolytic enzyme
department of industrial management
design capability
Device Software Optimization
differential sedimentation
dirat
door control
environmental microbiology
Facies articularis arytenoidea
feedwater-steam circuit
fishing vessel
fucasterol
gameto-blast
gather dust
genus Vesicaria
glazed pottery
gnatlike
harders
Hysteriineae
impossible is nothing
imprejudice
Inconel reflector
interlocutory hearing
inventory statistics
length of shot
long time diffusion
lumber-house
magnetic induced polarization method
menu screen
missile course computer
moaned
molasses solution mixer
Montamarta
moving-weight stabilizer
multidefined
myotis
naval engineering technology
nearthrotic
no-charge machine-fault time
operational research for biology
organostibine
persuasion theory
piereson
plexus popliteus
poised stream
precision research audiometer
pridicillin
prosies
pyranton
queimadas
relative knowledge
relative visual field
revenue ensign
rft
root cutter with cleaner
rope dyeing
Saethre
San Carlos Indian Reservation
schilit
sector of danger
Sehnīpur
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shading into
social welfare indicator
spasmodical
squardron guide
stroke of luck
swing vote
tag number list
trasmutable
turbo-charge
unglamorously
unhelp
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use condition
vht
view finder unit
white-stones
wide of the mark