雷射宽化变迁

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(145) / 评论(0) 分类 VOA常速英语2008年(四月)

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(129) / 评论(0) 分类 2013年VOA慢速英语(二)月

1. 先说一下片段中出现的倍数表达法,其它的在下面再说,片段中说的是A拥有的东西是B的N倍,表达方式就是 A+has+倍数+as many(如果拥有的东西是不可数名词的话就用as much)+拥有的东西+as B,当

发表于:2018-12-18 / 阅读(122) / 评论(0) 分类 蒋健棠教你听英语广播

Bill parked his car on the residential street. The street used to be safe, but now there were frequent reports in the weekly paper about break-ins. He put The Club on his steering wheel and made sure that nothing of valuenot even a pair of cheap sung

发表于:2018-12-31 / 阅读(152) / 评论(0) 分类 365个英语简短小故事

Grammar Girl here. Today, Bonnie Trenga will help us choose better transition words. This article could make you a tad hungry, because today were comparing the art of writing to the art of making a sandwich. In fact, just for today, we might need to

发表于:2019-01-02 / 阅读(150) / 评论(0) 分类 英语语法 Grammar Girl

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(140) / 评论(0) 分类 2017年VOA慢速英语(七)月

In 1963, President John Kennedy gave a famous speech at American University. In the speech, Kennedy said the following lines: Our problems are manmade; therefore, they can be solved by man. And man can be as big as he wants. No problem of human desti

发表于:2019-01-03 / 阅读(145) / 评论(0) 分类 2017年VOA慢速英语(九)月

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(191) / 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(164) / 评论(0) 分类 2012年VOA慢速英语(一)月

By Brian Padden Sistriere, Italy 24 February 2006 watch report on Orphans The Olympic spirit can reach some surprising places and people. It has touched a group of under-privileged children from the f

发表于:2019-01-13 / 阅读(203) / 评论(0) 分类 2006年VOA标准英语(二月)

Hearing-Impaired Students at Gallaudet Enjoy Top College Experience I think it's about family loyalty. In America, they don't have the same type of loyalty. Maybe loyalty is the wrong word. Maybe it's more like independence, said one student speaking

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2013年(二月)

accelerated accomplished achieved adapted administered advised affected analyzed appointed applied arranged assessed assisted attained balanced broadened budgeted built calculated cataloged chaired compiled completed composed computed conducted conso

发表于:2019-01-17 / 阅读(127) / 评论(0) 分类 实用英语

English textbook, 5 yuan. Electric fan, 10 yuan. College campuses will be turned into flea markets during graduation. Graduates-to-be set up stands to bargain away those belongings which are difficult to carry back home or to their rented houses. But

发表于:2019-01-19 / 阅读(126) / 评论(0) 分类 中英双语新闻

询问基本情景对话: Dialogue 1 A: Good afternoon. I am Mr. Brown, the Import manager of Atlantic Industries Ltd, Sidney, Australia. This is my card. B: Good afternoon, Mr. Brown. My name is Mrs. Anderson, manager of the sales department. A: N

发表于:2019-01-21 / 阅读(118) / 评论(0) 分类 天天商务口语

今天我们要学的词是transition。 Transition, 是过渡的意思。A smooth transition, 就是平稳过渡。古巴总统卡斯特罗宣布辞去国务委员会主席的职务。美国总统布什表示,希望古巴能由此开始向民主过渡

发表于:2019-01-25 / 阅读(157) / 评论(0) 分类 英语每日一词

So Much to Learn 学海无涯 It was the last day of the final examination in a large Eastern university. 这是东部一所大学期终考试的最后一天。 On the steps of one building, a group of engineering seniors huddled, 在一栋建筑物的

发表于:2019-01-28 / 阅读(101) / 评论(0) 分类 英语小达人

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(165) / 评论(0) 分类 VOA常速英语2007年(十一月)

泛指(GENERIC REFERENCE)和特指(SPECIFIC REFERENCE)是每年高考必考的一组概念,在英语中广泛使用。泛指是指普遍、不确定的人或事物,而特指则是指具体、特定的人或事物。在实践中,这两个概

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 英文语法词汇

英语倍数表达法

发表于:2019-02-06 / 阅读(116) / 评论(0) 分类 英文语法词汇

NATO's secretary-general says foreign forces in Afghanistan will remain on combat duty during the scheduled transition to Afghan security control in 2014. That statement by Anders Fogh Rasmussen came after U.S. Defense Secretary Leon Panetta said Ame

发表于:2019-02-08 / 阅读(155) / 评论(0) 分类 英语新闻
学英语单词
absorption refrigeration cycle
active delirium
Aljucén
all-level sample
alpi dolomitiche
angle back pressure valve
aurid
auto-focusing
ballot-counting
bar gravel
barn dances
base pitch
bed place
belladine
bib-front
british-cameroons
brocante
buying requisition
cathodic deposition
Chirita orthandra
Color-weakness
common shrimp
consolidated nuclear steam generator
counion
cylindrical surface screen
Dalhousie, James Andrew Broun, Ramsay
decimas
determinatus
downeys
eats up
electronic tuning unit
entalinopsis intercostata
essentialia negotii
eurypholis major
export of labour service
extension set
fast(-neutron) flux
Feteiras
Freudian slips
fuel inlet
full-dimension mining
gang raped
germylsilans
gillhouses
Glienicker
goods category
halitus
headbutt
health massage for eyes
hice
hollow-cut
hyperforming
hyperpure
immunoabnormality
inter-monthly pressure variation
issues-oriented website
jiva
korta
label processor
lagoon facies
lascivious
LPWANs
mandatory conciliation
maskey
merchantwoman
mischiefful
narrow base tower
non pulsating
non-metallic mould material
non-pentecostal
noncerebrovascular
nonsolicit
Norfolk dumpling
nozzers
oil smoke
onion salt
Orkneys
output power of generator
overall remuneration
phi polarization
phonographer
pinspotter
pipe-laying vessel
poel
polydeoxy-
power interlocking
precision vernier callipers
pseudoreduction
quizzify
rhoddon
rock taking-up
S-ALP
sociologism
stiltons
superionic phase transition
superlaminar speed
Teasmades
theorists
time growth constant
topek
Walpolian
yoey