闭合回路碘激光器;闭合通路碘激光器

This is the VOA Special English Agriculture Report. Cows, sheep, goats and other animals can get mastitis, an inflammation in the udder, the organ where milk is produced. Milk from an untreated cow is still relatively safe to drink. But the milk is

发表于:2018-12-07 / 阅读(227) / 评论(0) 分类 VOA慢速英语2008(十)月

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(200) / 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(189) / 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(195) / 评论(0) 分类 VOA标准英语2014年(二月)

Earthquake fears on the west coast西海岸担心地震影响 Fingers crossed老天保佑 A row over a rickety viaduct一场关于山区高速路的争吵 AFTERSHOCKS from Japan rattled America's west coast last week, as consumers in California rushe

发表于:2018-12-31 / 阅读(168) / 评论(0) 分类 经济学人综合

DEVELOPMENT REPORT - Report Says Six Percent of Babies Are Born with Genetic DisordersBy Jill Moss Broadcast: Monday, February 06, 2006 I'm Steve Ember with the VOA Special English Development Report.

发表于:2019-01-02 / 阅读(167) / 评论(0) 分类 2006年慢速英语(二)月

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(212) / 评论(0) 分类 2017年VOA慢速英语(七)月

By Lisa Schlein The UN Children's Fund, UNICEF, says Iodine Deficiency Disorders, which cause mental retardation, are a huge problem in Europe and Central Asia. UNICEF says this disorder can be solved

发表于:2019-01-03 / 阅读(205) / 评论(0) 分类 VOA2004(下)--健康科技

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(284) / 评论(0) 分类 2005年NPR美国国家公共电台

1. Libya's opposition says troops loyal to Moammar Gadhafi are bombarding Misrata, the only city in western Libya not under Gadhafi's control. The artillery and tank fire comes despite a barrage of missiles and air strikes from U.S. and European forc

发表于:2019-01-11 / 阅读(251) / 评论(0) 分类 美联社新闻一分钟2011(三月)

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation(放射) exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

发表于:2019-01-11 / 阅读(216) / 评论(0) 分类 英语新闻

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(254) / 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(226) / 评论(0) 分类 2012年VOA慢速英语(一)月

By Kari Barber Dakar 06 July 2007 After years of turmoil and economic hardship, the small West African nation of Guinea Bissau is facing a health challenge caused by the absence of iodine in the nation's diet. In countries where iodine is not already

发表于:2019-01-16 / 阅读(271) / 评论(0) 分类 2007年VOA标准英语(七月)

紧凑型荧光灯 Compact Fluorescent Lamp 金卤灯 metal halide/halogen lamp 溴钨灯 Bromine tungsten lamp 汞灯 mercury lamp 钠灯 Sodium lamp 卤钨灯 Halogen tungsten lamp 碘钨灯 iodine tungsten lamp 氖灯/霓虹灯 neon lamp 石英灯

发表于:2019-01-17 / 阅读(214) / 评论(0) 分类 实用英语

HEALTH REPORT - UNICEF Says China Meets Child Nutrition Goal, Urges Other Nations to Do MoreBy Cynthia Kirk Broadcast: Wednesday, May 10, 2006 I'm Steve Ember with the VOA Special English Health Repor

发表于:2019-01-30 / 阅读(155) / 评论(0) 分类 2006年慢速英语(五)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(234) / 评论(0) 分类 VOA常速英语2007年(十一月)

If you've been inside a grocery store in the past couple of years, you've probably noticed the trend in food manufacturers adding Made with sea salt to their product packaging. The claim shows up on a wide variety of foods - from organic whole grain

发表于:2019-02-07 / 阅读(249) / 评论(0) 分类 阅读空间

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

发表于:2019-02-11 / 阅读(229) / 评论(0) 分类 英语新闻

今天我们要学的词是iodine。Iodine名词,意思是碘 。The western German city of Aachen has started issuing free iodine tablets to some 500,000 residents and people living nearby because an ageing Belgian nuclear plant is seen as a risk.

发表于:2019-02-16 / 阅读(158) / 评论(0) 分类 英语单词荟萃
学英语单词
Aboriginalist
adenoma simplex
adoperate
after course
agonal reaction
ammonium sulfate precipitation
Ampulla recti
analog fiber-optic links
analytic design
andropodia
barbarising
basic clearance
batakaris
belly container
bourdan gage error detector
bucket through
burner blowing process
bysmalsth(plutonic plug)
carbonaceous compound
cigarette smokers
cobordisms
cognition-discovery theory
cord pendant
counter discharge
crobar
debus
delignification
drinkable
Duliray
dyspite
eyepoints
farm marketing
Fatoua pilosa
flipbook
forewarners
gantt layout chart
giraffelike
good-life
hachoo
hemigroup
high-q (high quality factor)
histoarchitectures
in phase with
information hub
interrogatingly
intracellular tubuli
investigation official
kachchh, rann of
keying amplifier
landwehr
Leptaspis formosana
lie in the bed one has made
lifelong learning white paper
Lightwood-Albrigbt's disease
load zero
loss assessment
lotus L.
low-end microprocessor
Mad as a badger
Madīnat as Sādāt
mebibit
medullary hypothallus
meteorological map
myriocladus
Narka
nectrianin
neoacyrthosiphon taiheisanum
Ormosia nuda
otiC cerebral abscess
palaeomagnetic dating
panting action
particulars of offence
political correctness
polyarthra platyptera
potless
progressive trial
projective curvature tensor
pyodermic
quota immigration
radial field cathode ray tube
Reichert's scar
roadway excavation
rotary plow
sequential multielement analyzer
Sir Tim Rice
smurfette
sowls
spelaeobiology
spice-plate
split endomorphism
stocking foot
subocular arch
sway-bracing
teaching program
there is no time like the present
thoracoplastic instruments set
tidal channel
trachipterid
tuvite
unlimited partnership
untrusting
vaticine