可偏转激光束

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(141) / 评论(0) 分类 VOA常速英语2008年(四月)

澳洲流行天后 Kylie Minogue 最新MV《Crystallize》!小女孩演绎还没当歌星前的凯莉,拿着梳子对着镜子忘情歌唱,热舞。一代歌后的成长史呀,很励志的一首歌,有梦想就要去追逐。 歌词: When

发表于:2018-12-14 / 阅读(113) / 评论(0) 分类 流行英文歌曲

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(125) / 评论(0) 分类 2013年VOA慢速英语(二)月

New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl

发表于:2018-12-16 / 阅读(111) / 评论(0) 分类 VOA标准英语2014年(二月)

I'd like to start with a short story. 我想先讲个故事。 It's about a little boy 有个小男孩 whose father was a history buff 他父亲是个历史爱好者, and who used to take him by the hand 常牵着他的手 to visit the ruins of an

发表于:2018-12-18 / 阅读(96) / 评论(0) 分类 TED演讲科技篇

By morning, Ill be able to wash the damage done by the tears from my face. But no tears come. Im too tired or too numb to cry. The only thing I feel is a desire to be somewhere else. So I let the train rock me into oblivion. Gray light is leaking thr

发表于:2018-12-28 / 阅读(184) / 评论(0) 分类 饥饿游戏(英文版)

beam, [bi:m] n 大梁(建筑中用作支撑的木材、金属或石头);光柱;臀围;平衡木 【船】横梁; 船幅; 船舷 (秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆 (鹿角的)主干 (灯光、日光、月光等的)束, 道,

发表于:2018-12-30 / 阅读(138) / 评论(0) 分类 不择手段背单词

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(136) / 评论(0) 分类 2017年VOA慢速英语(七)月

This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke

发表于:2019-01-08 / 阅读(212) / 评论(0) 分类 2005年NPR美国国家公共电台

[00:00.00]change one's mind anyhow argument misunderstanding [00:05.09]改变注意 ad.不管怎样 n.辩论 n.误会,误解 [00:10.19]ashamed Cincinnati counter disappointment [00:14.72]a.惭愧,害臊 n.辛辛那提(美国城市) n.柜台 n.失望;

发表于:2019-01-08 / 阅读(310) / 评论(0) 分类 高中英语词汇

Bob Beamon established himself as the favourite in the 1968 long jump by winning 22 of 23 meets in the pre-Olympic season. He almost met with disaster in the qualifying round. After fouling his first two attempts, he had only one try left. His teamma

发表于:2019-01-08 / 阅读(206) / 评论(0) 分类 英美文化

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(184) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(158) / 评论(0) 分类 2012年VOA慢速英语(一)月

Right on the beam To fly by the seat of his pants 美国英语当中有许多成语和俗语都和过去的历史有关系。例如,美国开拓西部的过程给美国语言增添了不少色彩。可

发表于:2019-01-14 / 阅读(220) / 评论(0) 分类 美国习惯用语

Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve

发表于:2019-01-24 / 阅读(179) / 评论(0) 分类 英语语言学习

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(161) / 评论(0) 分类 VOA常速英语2007年(十一月)

上得厅堂、下得厨房似乎是很多人对理想女人的定义,如果她能事业有成、经济独立,还能把家庭事务料理得井井有条,那就更完美了。英国杂志《Country Life》最近列出了现代淑女的一系列标

发表于:2019-02-01 / 阅读(117) / 评论(0) 分类 阅读空间

1. Finds laughter is the best medicine. 笑口常开是无上的良药。 2. Can say 'thank you' no matter where she is in the world. 身处世界任何角落都会说谢谢。 3. Cooks perfect. 下得厨房。 4. Offers to split the bill. 主动提出

发表于:2019-02-01 / 阅读(124) / 评论(0) 分类 阅读空间

Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄,传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距

发表于:2019-02-16 / 阅读(149) / 评论(0) 分类 经济学人科技系列

If you've ever been caught in the rain and needed to send an urgent text, youll know it can be difficult to compose a message while keeping your umbrella steady. Now there's a new design intended to make life easier for people to stay in touch in a d

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 阅读空间
学英语单词
ababas
adjacent component
alabastres
Amadalen
antisextets
ascending line
austenitic
Beckley gauge
Bigfoot
breviss
cali
calmis
chambersburg
change into/to
cocklebiddy pass
commissioned
compulsory acquisation of land
condenser characteristic curve
connection-oriented data transfer
conservated
Cullaville
customer call norms
daylight film
directly-right recursive
diversion terrace
Eleanor Gwynne
electro-beam accessed memory
energy use
environment test
eosentomon udagawai
espce
fault facet
flood intensity
fossil valley
Frankeneck
Gassegrain
Gilbert,Walliam
graphic panel
grease
heavy-liquid insulated protector
hexabasic acid
hinged ramp
ichang
immunodepleting
insurrectionists
ion mirrors
Krupp guard
launde iron
manipulatings
mass-energy equation
mercury spectral lamp
minbar
minutescooking
multistation communication network
nasal cycle
negligible hazard
new word
no-bottom sounding
non-asian
nowl
Ol'gino
operating window
others
Ovelgönne
parameter setting instruction
pedal cycle
Pensky-Marten tester
photochromatic material
pie holes
pindyck
prediction accuracy
pseudoalbuminuria
quailty of speech
rack motor vehicle
rainfall penetration
raisin grape
random population
raw fish ongee
refittings
resin-core-solder
rottennesses
SAS-500
schull
Scutellaria playfairii
shock exciter
Spalacidae
sucked up to
tabledex index
technical environment
the lower extremities
too little
tracking acceleration
transition table
Two-Way Quote
unmoor
valve lash adjuster
voice register
way back
wei dynasties
white books
with variable lift cam
yves saint laurent