激光喷射式打印机

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(143) / 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

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(113) / 评论(0) 分类 VOA标准英语2014年(二月)

She still has jet lag. 她仍然有(坐飞机后因时差产生的)疲劳烦躁感。 jet指喷气式飞机,lag有时间滞后的意思,jet lag指坐飞机后因时差引起的不舒适感觉。jet lag 是不可数名词。

发表于:2018-12-25 / 阅读(150) / 评论(0) 分类 蒋健棠英语实用句子

Conversation 1 A: They are state-of-the-art computers. Would you like to see how it works? A:这些是最尖端的电脑。您想看看它是如何操作的吗? B: Yes, please. B:好的,麻烦你了。 A: OK. Let me just have it all set up in

发表于:2018-12-25 / 阅读(113) / 评论(0) 分类 最In导购口语

导购口语: This laser printers are now coming down to 600 dollars and represent very good value. 这种激光打印机价格已降到600美元并且质量很好。 That's about the best you can get with this model. 那是您所能得到的最好的了

发表于:2018-12-25 / 阅读(97) / 评论(0) 分类 最In导购口语

So how and why did Apple get into desktop publishing, which will become Mac's killer-app? 苹果为什么研发桌面排版?它是Mac最受欢迎的应用。 I don't know if you know this, but we got the first Canon laser printer engine shipped to

发表于:2018-12-27 / 阅读(129) / 评论(0) 分类 名人传记

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

54 时差对大脑的影响 DATE=6-6-01 TITLE=SCIENCE REPORT- Jet Lag and the Brain BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-04 / 阅读(216) / 评论(0) 分类 科技之光

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(216) / 评论(0) 分类 2005年NPR美国国家公共电台

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(189) / 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(163) / 评论(0) 分类 2012年VOA慢速英语(一)月

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(164) / 评论(0) 分类 VOA常速英语2007年(十一月)

SHENYANG, Nov. 17 (Xinhua) -- A MD-90 aircraft left the northeastern city of Shenyang for its American home on Thursday, ending the service of the last McDonnell-Douglas jet for Chinese airlines. Chinese carriers will no longer operate MD-made jets d

发表于:2019-02-06 / 阅读(168) / 评论(0) 分类 英语新闻

With a 3D printer, you can design your own item, either it's a cellphone cover or a 3D model of yourself, even something only exists in your imagination. But a high precision 3D printer has more practical application. Yao Junfeng is the general manag

发表于:2019-02-21 / 阅读(125) / 评论(0) 分类 英闻天下

Jeff went online. He looked at $99 printers. Canon had a Pixma MX410. It was an All-in-One printer. He read the reviews. They were good. Plus, the Pixma was reduced to $79. That would save him $20. It was 9 p.m. Saturday. He had just spent five hours

发表于:2019-02-22 / 阅读(140) / 评论(0) 分类 英文短篇故事(纽约)

Jeff decided to try an older printer that he owned. He hadn't used it in a couple of years. He dusted it off. He inserted the installation disk. The disk started spinning. The software failed to install. He tried again. It failed again. He called HP

发表于:2019-02-22 / 阅读(163) / 评论(0) 分类 英文短篇故事(纽约)

The printer was not even two years old. Suddenly it developed a mind of its own. On its own, the printer made six copies of nothing. On its own, the printer scanned a blank document. It was its own boss. Jeff was no longer in control. When Jeff click

发表于:2019-02-22 / 阅读(160) / 评论(0) 分类 英文短篇故事(纽约)

Jet - Shine On Please don''t cry You know I''m leaving here tonight Before I go I want you to know that there will always be a light And if the moon had to runaway And all the stars didn''t wanna play Don''t waste the sun on a rainy day The wind will

发表于:2019-02-26 / 阅读(158) / 评论(0) 分类 流行英文歌曲

Helen : This is Real English from BBC Learning English. Im Helen. ZO : 大家好,欢迎收听今天的地道英语,我是刘佳。 Helen : Today were going to look at words and phrases that have recently become part of the English language. ZO : 要掌握地道的英语,重

发表于:2019-02-26 / 阅读(245) / 评论(0) 分类 地道英语在线听
学英语单词
accurate measuring
antilysin
archaebacteria
becquerel(Bq)
bernkastels
bodypacks
buddy scheme
C. c. 1037
carrot oil
chattel mortgage contract
clolestyramine
coefficient of thermal expansion (cte)
coenzyme some
communication layer
Conopophagidae
coring wireline
cornnute
cost tradeoff
crossopterygiis
cryomicrograph
Diapriidae
druzes
electric fryer
en cabochon
enterons
felis wiedis
firmware limitation
fovea superior fossae rhomboideae
front-crossing heald
fuscite
gang circuit
ground water table
Gössnitz
Heliohebe
Helomyzidae
hexagonal water
historiaster
Hitchhiker's Guide to the Galaxy
Hum-Vee
Hutchinson tooth
ill fame
index of consumer prices
indirect utility of forest
insufficient feed
kaching
Karand
Lagodon
lib mounting
location triangle
long-term benefit
loungers
Lungler
marrow
Motteggiana
natt
non-intersect
nonfertile
Ntwetwe
Nuguria Is.
occult mineral
out-gunning
phenol bismuth
photoelectric speedometer
platysodes formosana
pondlily
poynters
prefere
pressure gauge
pro-innovation bias
pumice aggregate concrete
QMI (qualification maintainability inspection)
radio science
re-convene
red mite
refresh or reload
resin-bonded mastic
resistance substrate ceramics
revising
satellite navigation equipment
schmorl
Solms-Laubachia retropilosa
square box socket wrench
ST_doing-and-achieving_abstaining-and-refraining
ST_general-and-specific_habitual-and-customary
steam distillation
Stirling cycle machine
studio buck
sugarmama
surface scan
table of normal quantities
Taos County
tarango
tetraacetylglucose
tip-to-tip
to switch off the motor
two-man steel shelter
urgent care
villarruel
width of confidence interval
Yellowstone National Park
zaireans