半导体;注入式激光器

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(155) / 评论(0) 分类 VOA常速英语2008年(四月)

Injection Drug Use Helps Drive HIV/AIDS in Africa Injection drug use has long been a driving factor in the HIV/AIDS epidemic in Eastern Europe and Central Asia. But now, there are signs it's a growing problem in sub-Saharan Africa, as well. The Washi

发表于:2018-12-08 / 阅读(169) / 评论(0) 分类 VOA标准英语2011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(141) / 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(127) / 评论(0) 分类 VOA标准英语2014年(二月)

[00:03.50]第十五部分 打针 [00:07.00]1.Is this where I come for an injection? [00:13.68]打针是在这儿吗? [00:20.35]-Yes.Can you show me your prescription, please? [00:26.08]是的,请让我看看医生的处方好吗? [00:31.82]2.Oh,penicillin.Do you know if you are

发表于:2018-12-30 / 阅读(195) / 评论(0) 分类 医疗服务英语

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(157) / 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(227) / 评论(0) 分类 2005年NPR美国国家公共电台

A Play: Buying Medicine By Liu Qinglin Characters: X ------ Xiao Fei S ------- Shopkeeper D- ---- Doctor Li O- -----Others ( O1, O2 O3 -----) Ws ------ Wounded soldiers ( W1, W2,W3 -----)H -----He zhenwu, a Japanese spy W- ---- Woman J ------ Japanes

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 英文剧本

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(211) / 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(176) / 评论(0) 分类 2012年VOA慢速英语(一)月

STEVE INSKEEP, HOST: Philadelphia is looking at a new tool to fight opioid addictions - supervised injection sites. That's where people can safely inject heroin or other opioids under medical supervision. It would be the first such site in the U.S.,

发表于:2019-01-16 / 阅读(159) / 评论(0) 分类 2018年NPR美国国家公共电台1月

Watchful Eyes: At Peer-Run Injection Sites, Drug Users Help Each Other Stay Safe AILSA CHANG, HOST: To prevent overdose deaths, several U.S. cities are considering opening safe injection sites where users can get high under medical supervision. Offic

发表于:2019-01-17 / 阅读(187) / 评论(0) 分类 2018年NPR美国国家公共电台7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(183) / 评论(0) 分类 VOA常速英语2007年(十一月)

351. odd a. 奇特的,古怪的;奇数的 352. omit vt. 省略 353. opponent n. 敌手,对手 354. opportunity n. 机会,时机 355. orchestra n. 管弦乐队 356. semester n. 学期;半年 357. se

发表于:2019-02-03 / 阅读(322) / 评论(0) 分类 英文语法词汇

What to Do If Your Industry Is on the Way Out 如果你所在的行业过时了怎么办People in almost every profession may feel like jobs are scarce right now. For many industries, this is a temporary situation. But jobs in some fields are expec

发表于:2019-02-05 / 阅读(164) / 评论(0) 分类 阅读空间

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(177) / 评论(0) 分类 实用英语

What are some dumb questions you have been asked? 你都被问过哪些让人无语的问题? 获得6.7k好评的答案@Abhinav Gaur I work for a semiconductor company which makes electronic chips. On being asked about what I do, I once told to one

发表于:2019-02-06 / 阅读(150) / 评论(0) 分类 阅读空间

DAVID GREENE, HOST: The state of Arkansas has a death penalty problem. The state is rushing to execute death row inmates at an unprecedented pace this month before its supply of lethal drugs expires. The expiration date is important because it's gett

发表于:2019-02-13 / 阅读(187) / 评论(0) 分类 2017年NPR美国国家公共电台4月

PC:个人计算机Personal Computer CPU:中央处理器Central Processing Unit CPU Fan:中央处理器的散热器(Fan) MB:主机板MotherBoard RAM:内存Random Access Memory,以PC-代号划分规格,如PC-133,PC-1066,PC-2700 HDD:硬

发表于:2019-02-18 / 阅读(187) / 评论(0) 分类 实用英语

By 1996 Apple's share of the market had fallen to 4% from a high of 16% in the late 1980s. 到1996年,苹果的市场份额已经从80年代末的高达16%下降到4%。 Michael Spindler, the German-born chief of Apple's European operations who had

发表于:2019-02-22 / 阅读(304) / 评论(0) 分类 乔布斯传
学英语单词
a pity
A. C. C.
address-book
advanced vidicon camera system
after end
Alcatrazes, I.de
Anglomanist
automatic reclosing device
bangladesh taka
black sludge
carvacarole
chorioidal carcinoma
circle of life
code transmission
come to the wrong shop
confuter
convolver
crup leather
curve of support
dejudicializes
dentiformed
duplicated record
electric thermostromuhr
end up doing
energy selecting electron microscope
enviroscope
eventfully
fabronia ciliaris
fantasises
farsightedly
femiss
fermentable extract
gallery organ
genus agamas
goldlines
good and ...
gunzip
gyro mechanism
Hawaiian honeycreeper
Helicia reticulata
hematonic
hepatic dissociation jaundice
hippocrate
house-telephone system
hypogammaglobulinemias
jobbank
key to interpretation of vegetation
Kinabatangan, Sungei
La Sirena
large intercrossing population
last mask read-only memory
layer, board
limited sense
liverison
maintenance control panel
Malassezin
mesophytum
mixfix
mute by visitation of god
neuroglial cells
non guaranteed bonds
non-progressive
nonent
obtruncate
oopart
optimum intake contour
orthocolpate
panchromatic infrared film
patent-pool agreement
payment of claims
personals
Phacelurus latifolius
photomagnetic
Phyllostachys virella
Platygaster
polyribosomes
power producing
preaortic lymph nodes
presupposals
pulse code demodulator
rape shield
rats out
regnarts
runtier
schnaps
scraper flight
seasonal wind
shipboard artillery
slow flag
Sorgius' glands
step plugging
task dependency
tenamfetamine
three-five
trunk deck
tuberositas raaii
uncommiserating
unleaves
untoucht
vapor-recovery unit
wonderings
zireonyl