音标:[ʌndə'paʊəd] ;
adj. 动力不足的;由动力不足的发动机驱动的

Lesson13 Changes of Life Caused by Computers and Automobiles The computer and the automobile, the mainstays of modern life, share similar pasts. The computer, which has only recently become a common feature of most people's homes and offices, had its

发表于:2018-11-27 / 阅读(407) / 评论(0) 分类 背诵为王第四册

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(108) / 评论(0) 分类 VOA2003(上)-科技导航

Two adventurers hoping to make the first round-the-world trip using a solar-powered plane have successfully landed in Oman after launching the maiden leg of their global voyage. The two Swiss pilots have arrived in Oman after taking off yesterday fro

发表于:2018-12-11 / 阅读(44) / 评论(0) 分类 英语新闻

Solar-Powered Plane to Fly Around the World The makers and pilots of a solar-powered plane will try to fly it around the world beginning next month. The plane is called Solar Impulse 2, or SI-2. It arrived in pieces recently in Abu Dhabi in the Unite

发表于:2018-12-16 / 阅读(39) / 评论(0) 分类 2015年VOA慢速英语(二)月

Powered Exoskeletons Give Assistance in Walking, Lifting Powered suits that could help paralyzed people walk and others lift and carry heavy loads with ease have been an inventor's dream since late 19th century. But they had to wait until the 21st ce

发表于:2018-12-16 / 阅读(69) / 评论(0) 分类 VOA标准英语2015年(七月)

As an alternative to expensive helicopters or traditional jets, some law enforcement agencies are experimenting with lightweight craft that stay airborne using just a parachute. Steve Mort | Palm Bay, Florida 01 January 2010 The Palm Bay Police Depar

发表于:2019-01-07 / 阅读(117) / 评论(0) 分类 VOA标准英语2010年(一月)

BEIJING: In an interesting move, China is displaying a nuclear powered attack submarine to the public to boosts the people's confidence in the country's growing naval power. This is part of efforts by the Chinese authorities to enhance the image of p

发表于:2019-01-07 / 阅读(62) / 评论(0) 分类 英语新闻

DEVELOPMENT REPORT - Shining a Light on Water to Prevent Infections By Jill Moss / Broadcast: Sun, 11 Nov 2007 16:00:00 UTC This is the VOA Special English Development Report. Viruses, bacteria and other organisms in dirty water sicken hundreds of m

发表于:2019-01-11 / 阅读(70) / 评论(0) 分类 VOA慢速英语2007年(十一)月

AS IT IS 2016-08-04 Ugandan Company Demonstrates Solar-Powered Bus 乌干达演示太阳能汽车 A bus powered by the suns energy has made its public debut. Kiira Motors Corporation demonstrated the new electric bus recently at a sports center in th

发表于:2019-01-12 / 阅读(84) / 评论(0) 分类 2016年VOA慢速英语(八)月

AS IT IS 2016-07-15 NASA Juno Spacecraft Sends First Photos of Jupiter 木星探测船朱诺传送第一张照片 This is Whats Trending Today. Juno is the name of the spacecraft made by NASA that is now orbiting Jupiter after a five-year journey. NA

发表于:2019-01-12 / 阅读(65) / 评论(0) 分类 2016年VOA慢速英语(七)月

The drive to develop a battery to power automobiles, without using petroleum, is also behind the effort to develop an electric powered airplane. New designs for electric aircraft were recently unveiled at the Experimental Aircraft Association's (EAA)

发表于:2019-01-13 / 阅读(77) / 评论(0) 分类 VOA标准英语2010年(八)月

India has launched its first indigenously built nuclear-powered submarine capable of firing ballistic missiles. The submarine, once in service, will give the country the capability to fire nuclear weapons from sea besides land and air. The Indian na

发表于:2019-01-14 / 阅读(91) / 评论(0) 分类 VOA标准英语2009年(七月)

This is the VOA Special English Development Report. Harvest in Benin A new study in West Africa shows how farm irrigation systems powered by the sun can produce more food and money for villagers. The study in Benin found that solar-powered pumps are

发表于:2019-01-31 / 阅读(107) / 评论(0) 分类 2010年慢速英语(一)月

US Nuclear-Powered Submarine Runs Aground An accident has occurred on one of the U.S. Navy's nuclear powered attack submarines in the Pacific Ocean. The Navy says the sub, for reasons not yet known, h

发表于:2019-01-31 / 阅读(93) / 评论(0) 分类 VOA2005(上)--国政军事聚焦

Did you know that in general we have on the average, i guess, about 26 eletronic gadgets in our house and they are constantly all pluging them and charging them and very little that power actually goes to chargers. Some of it is just regularly runnin

发表于:2019-02-03 / 阅读(81) / 评论(0) 分类 英语杂谈

谷歌收购无人机公司 In its latest purchase of high-tech companies, Google has acquired a manufacturer of solar-powered drones that can stay in the air almost indefinitely, relaying broadband Internet connection to remote areas. It is seen as

发表于:2019-02-06 / 阅读(62) / 评论(0) 分类 英语新闻

北京空气污染控制的进展 Municipal authorities in Beijing suggest one of the main reasons for the sharp decrease in air pollution in the capital so far this year is through the replacement of coal-fired power plants with gas-powered faciliti

发表于:2019-02-14 / 阅读(69) / 评论(0) 分类 2015CRI中国国际广播电台

On August 6th a flimsy-looking pilotless aircraft, the Zephyr S, came slowly in to land at an undisclosed location in Arizona, 8月6日,一架薄得像纸一般的无人驾驶飞机Zephyr S在美国亚利桑那州的一个未知地点缓慢着陆,

发表于:2019-02-16 / 阅读(57) / 评论(0) 分类 经济学人科技系列

啪!电源断了,屏幕黑了!这会儿,第一反应倒不是电脑故障,而是那要了命的稿件。忘了存盘,半个下午的努力前功尽弃。I am back to square one 我得从头开始写,你说气人不气人? 短语back t

发表于:2019-02-18 / 阅读(46) / 评论(0) 分类 英语口语

People flying into Indias southern city of Cochin may see numerous solar panels around Cochin International Airport. But they may not know that the airport was the first in the world to be fully powered by solar energy. A sea of shiny solar panels st

发表于:2019-02-18 / 阅读(71) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
3-a sanitary standard
ACOG,A.C.O.G.
admissibility condition
aeroastromedicine
aides
barred pump
biological
bossart
buffalo strain
busy-flash signal
carry threshold
cast-resin type instrument transformer
cement work
character storage tube
coeffective
concheros
continuous disc type coil
control atomosphere
counter-current extraction method
decaudated
decontenting
delbar
deplication
devilbiss
di-(2-ethylhexyl) phosphoric acid
Diacethiamine
doubly-curved shell
Ellis County
engineering pedology
ethoxybiphenyl
fracture criterion
full on
gilt edged bill
grammar checker
Gyraulus
Hauzen
have it on the highest authority
HBOS
heat transfer by radiation
Hecuba gap
hemigaleid
impersonally
incivils
ink residue
intersuck
inthroning
ionisation
Itandrano
jaw crushing
jpacs
Kādirpur
La Caze
labour-saving
lap of coil
library control
light kaolin
Mantoykas
material balance method
maternity grant
metopium
minimax error norm
mono-stearin
non-traumatic hemostatic forceps
nonRiemannian
oleum cardamomi
opacates
Otterup
outspokenly
over and under design
overhits
P-mitrale
paludament
parabiotic
plainants
pleasureable
potassium tetrafluoroborate
prairie mallows
preplanned nuclear support
propionaldehyde
provision for freights allowances discounts
push technology
reliable interval limit
rifle-pit
sclerotomes
sellat
serrated roller
Shigella boydii
SKF-92334
somatotyped
spamdalism
squab
supermarts
Tongatapu Grp.
trans-butenedioic acid
true to word
valve cock
W. H. R.
Wairau R.
weeder
winch barrel
Wirth's Law
zeppelin