旋转加速度,角加速度

Broadcast: January 14, 2003 By Jill Moss VOICE ONE: This is Phoebe Zimmerman. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about recent developments in sc

发表于:2018-12-07 / 阅读(219) / 评论(0) 分类 VOA2003(上)-健康资讯

Malawi Woman Resists Early Marriage, Provides Education to Girls Girls on the Move Secondary School is a symbol of hope for girls from poor families in Malawi. The school is free and welcomes young girls who would traditionally be forced to marry. 马拉

发表于:2018-12-07 / 阅读(177) / 评论(0) 分类 2017年VOA慢速英语(十二)月

Malawi Woman Resists Early Marriage, Provides Education to Girls Girls on the Move Secondary School is a symbol of hope for girls from poor families in Malawi. The school is free and welcomes young girls who would traditionally be forced to marry. 马拉

发表于:2018-12-07 / 阅读(204) / 评论(0) 分类 2017年VOA慢速英语(十二)月

个人简介: Louis Szekely (born September 12, 1967), known professionally as Louis C.K., is a stand-up comedian, Emmy-winning television and film writer, actor, producer, and director from Boston, Massachusetts. He currently stars in the FX comed

发表于:2018-12-09 / 阅读(151) / 评论(0) 分类 英语万花筒

World Closes In on Eradicating Polio Never before have so few children in the world had polio. Yet, as World Polio Day is observed Saturday, those who are trying to rid Earth of the virus say it's time to step up vaccination campaigns. If this happen

发表于:2018-12-16 / 阅读(137) / 评论(0) 分类 VOA标准英语2015年(十月)

All you remember about your child being seven is the carpool schedule. You learned to apply makeup in two minutes and brush your teeth in the rearview mirror , because the only time you had to yourself was when you were stopped at red lights. You con

发表于:2019-01-02 / 阅读(263) / 评论(0) 分类 精美英文欣赏

SCIENCE IN THE NEWS - Saying Goodbye to Polio: Not There Yet, but Close By Karen Leggett and Cynthia Kirk Broadcast: Tuesday, December 27, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Sp

发表于:2019-01-02 / 阅读(145) / 评论(0) 分类 科技之光

Cooking is one big science experiment and chefs have been gaining fame for more explicit uses of scentific techniques and tools in the kitchen. Now, according to an article in the December issue of physics world, mixologists the folks behind the bar

发表于:2019-01-08 / 阅读(198) / 评论(0) 分类 Scientific American(十二)月

Cooking is one big science experiment. And chefs have been gaining fame for more explicit use of scientific techniques and tools in the kitchen. Now, according to an article in the December issue of Physics World, mixologiststhe folks behind the bara

发表于:2019-01-08 / 阅读(214) / 评论(0) 分类 Scientific American(十二)月

SCIENCE IN THE NEWS - Fight to End Polio a Story of Unexpected Problems, but Also Progress Over the years, polio experts have had to learn to deal with surprises. Transcript of radio broadcast: 03 March 2008 VOICE ONE: This is SCIENCE IN THE NEWS in

发表于:2019-01-11 / 阅读(176) / 评论(0) 分类 VOA慢速英语2008年(三)月

This is the VOA Special English Development Report. Sometimes it takes an engineer to help a village. In poor communities, that help may come from volunteers with a group called Engineers Without Borders. A civil engineering professor in the United

发表于:2019-01-11 / 阅读(150) / 评论(0) 分类 VOA慢速英语2008年(一)月

World Partners Intensify Effort to End Polio From VOA Learning English, this is As It Is. Welcome to the show. I'm Caty Weaver. On the program today, we explore the continuing international effort to end polio following an outbreak of the disease in

发表于:2019-01-12 / 阅读(378) / 评论(0) 分类 2013年VOA慢速英语(九)月

The U.S. Transportation Department is looking into complaints from some Toyota owners who say they are still experiencing problems with unintended acceleration even after repairs to their recalled vehicles. The complaints raise concerns that safety i

发表于:2019-01-23 / 阅读(168) / 评论(0) 分类 VOA标准英语2010年(三月)

It Can't Happen Here by Sinclair Lewis Chapter 10 While I hate befogging my pages with scientific technicalities and even neologies, I feel constrained to say here that the most elementary perusal of the Economy of Abundance would convince any intell

发表于:2019-01-26 / 阅读(296) / 评论(0) 分类 有声英语文学名著

DEVELOPMENT REPORT — June 10, 2002: Campaign Against Polio By Jill Moss This is the VOA Special English Development Report. In nineteen-eighty-eight, world health leaders started a campaign to end t

发表于:2019-01-30 / 阅读(194) / 评论(0) 分类 农业与发展

This is the VOA Special English Development Report. An Afghan girl receives a dose of polio vaccine The World Health Organization has begun to use a new vaccine against polio. Officials say it will become a major tool in the campaign to end a disease

发表于:2019-01-31 / 阅读(183) / 评论(0) 分类 2010年慢速英语(一)月

oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井,油井 derrick 井架 Christmas tree 采油树 cr

发表于:2019-02-03 / 阅读(201) / 评论(0) 分类 英文语法词汇

Christmas in America means different things to different people. To some people, Christmas means brightly wrapped packages under a decorated tree. To others, it means family reunions and a wonderful meal together. To Christians, it means Jesus' birth

发表于:2019-02-08 / 阅读(240) / 评论(0) 分类 实用英语

Now look, I'm a technology fan, but I have to admit to you all I'm a little old. 我是一个技术发烧友,但我得承认我年纪是大了点。 So I was a little slow, and I did not trust technology, and when they first came out with those new

发表于:2019-02-13 / 阅读(158) / 评论(0) 分类 TED演讲国际问题篇

Little Giants companies are leading technology-based SMEs with annual production value over 1 hundred million. They are mostly distributed in the field of strategic emerging industries including aerospace, biomedicine as well as new energy. Tianjin,

发表于:2019-02-21 / 阅读(199) / 评论(0) 分类 英闻天下
学英语单词
abrosiomyia minuta
acceptor exhaution
acolyctine
addition theorem
alcoholic psychosis
americus
ampullary gland
apply the brake
as a last resource
autunezite
azorite
Barbados water
below the line
cargo air teriff
carya ovatas
circle theorem
cold performance test
Coloscreen
conciliation service
contractile fibers
debendification
digital indexed light deflector
dimidiate fascia
disturbance propagation
drainage receiver
Dursunbey
electrobiologist
emanatively
endogenous stem
family Balistidae
genus oleandras
get two bites at a cherry
hengwite
heteroexcimer
houseled
housetop
hydyne
Hyeniales
hypophysal
iliolumbar ligament
infrabulge
ion exchange fiber
Iseltwald
IT transformation
Jewishly
knowledge-driven
lecture-oriented
lenthionine
licorice sticks
Lippia L.
little wonder
Lybongambala
magnetic Ohm's law
maize germ cake
mau-mau
maximal
method of characteristic point
modulation choke
moyite
near-death experience
normal contact
offence against dead bodies
OneNote
OOQ
overthreshold
P.M.s
Pattonville
phaedon brassicae
physiological function
plastering machinery
platypellic
poultrymeat
program-subprogram structure
pulled through
radioiodine
renamo
rhinophytoptus walapiensis
romers
rutledge
sapphirina sinuicauda
Sarayönü
simultaneous faults
simultaneous multithreading
Sophora prazeri
spatter loss coefficient
spherical radiator
steady state life
stenoxybiont
straight dope
tas-de-charge
tea gall
throwing-knives
titration of total acidity
Tiu Keng Leng
to fancy someone
touch-tone device
tricyclopentadienyl-metal alkoxide
Trunk-blastema
two-parameter logistic model(2-pl model)
underpotentially
wallow in the mire
young cheese