氮分子激光疗法

Broadcast: June 11, 2003 By Nancy Steinbach This is the VOA Special English Health Report. New research has found another danger of hormone replacement therapy1. The therapy studied involved the hormo

发表于:2018-12-07 / 阅读(178) / 评论(0) 分类 VOA2003(上)-国际经纬

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(149) / 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(134) / 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(118) / 评论(0) 分类 VOA标准英语2014年(二月)

Today in Taiwan, people from all walks of life are choosing to be stung by bees, often dozens of times in one sitting. Shourang Chen is battling multiple sclerosis , a disease which slowly causes the body's nerve to deteriorate. For six months, I was

发表于:2018-12-30 / 阅读(241) / 评论(0) 分类 国家地理2007年

Ouch! About a quarter of all school-age kids will break or otherwise damage a tooth. Adults have their share of cracked chompers too. But what if fixing a busted bicuspid was as easy as zapping it with a laser? Preliminary work with young rats has mo

发表于:2019-01-02 / 阅读(161) / 评论(0) 分类 英伦广角

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(148) / 评论(0) 分类 2017年VOA慢速英语(七)月

By Robert Raffaele Washington 29 April 2008 For the first time, scientists have used gene therapy to dramatically improve sight in people with a rare, inherited form ofblindness. Researchers in Philadelphia and London are calling the results a milest

发表于:2019-01-03 / 阅读(178) / 评论(0) 分类 VOA常速英语2008年(四月)

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 Scientific American(十)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(219) / 评论(0) 分类 2005年NPR美国国家公共电台

HEALTH REPORT - Hormone Replacement Therapy Linked to Blood Clots By Cynthia Kirk Broadcast: Wednesday, October 13, 2004 This is Gwen Outen with the VOA Special English Health Report. American researc

发表于:2019-01-09 / 阅读(168) / 评论(0) 分类 健康与经济

By Leta Hong Fincher Washington 13 August 2007 A study has found that women with breast cancer who take part in group psychotherapy do not live longer than those who do not -- contrary to a much-publicized study from 18 years ago. But the author of t

发表于:2019-01-09 / 阅读(200) / 评论(0) 分类 2007年VOA标准英语(八月)

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(203) / 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(171) / 评论(0) 分类 2012年VOA慢速英语(一)月

Blood Cancer Therapy Is Last Chance for Some An experimental therapy uses a persons weak immune system to fight deadly blood cancers. Stanley Riddell is a researcher at the Fred Hutchinson Cancer Research Center in the U.S. state of Washington. He an

发表于:2019-01-12 / 阅读(137) / 评论(0) 分类 2016年VOA慢速英语(三)月

Fukushima Plant Operator: Nitrogen Pumping Operation Going Well A plan to inject nitrogen into the containment vessel around reactor 1 at the Fukushima Daiichi power plant appears to be working, the plant owner said Thursday. Higher pressure levels h

发表于:2019-01-14 / 阅读(150) / 评论(0) 分类 VOA标准英语2011年(四月)

Diego: So, Silvia, I hear you have thirty handbags and thirty-five pairs of shoes. Silvia: Yeah, I know. Actually, it's a little bit of a sad story if I tell you why I have a lot of bags and shoes. Diego: It's OK, we have time. Silvia: Actually, I lo

发表于:2019-01-20 / 阅读(150) / 评论(0) 分类 原版英语对话1000个

Diego: So, Silvia, I hear you have thirty handbags and thirty-five pairs of shoes. Silvia: Yeah, I know. Actually, it's a little bit of a sad story if I tell you why I have a lot of bags and shoes. Diego: It's OK, we have time. Silvia: Actually, I lo

发表于:2019-01-25 / 阅读(159) / 评论(0) 分类 英语趣味课堂

64 基因疗法治疗血友病疗效有限 DATE=6-28-01 TITLE=SCIENCE REPORT - Gene Therapy to Treat Hemophilia BYLINE=Nancy Steinbach (Start at 01'02

发表于:2019-01-30 / 阅读(159) / 评论(0) 分类 科技之光

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(175) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
a travelling companion
ACIC
acid complex
acyclically
adjustable bar
agricultural activity
annuality
ash shaddadah
back then
bailee policy
bastard pimpernel
big sioux rivers
boyer r.
Bronx
burr-grinding machine
Bush Parole
caliducts
capblock
Cedar Grove
chaetoceros vanheurcki
claymating
cleanliness is next to godliness
clusiaceaes
concrescence of tooth
conductive gas transducer
constitutional cause
contact material
continuous recirculation
cranial wall
crushed bone meal
cylindrical weight
depositums
derivational concept
disproportionality
en echelon joint
extern
factor income payments
far-infrared spectrometer
fasciogram
Fenton
filling seconds
fusion electrolysis
Garg.
gas conductor
glassfiber reinforced plastics
hand lever latch
hold-up pipe
immersion line
improperty
inerty
interrogative psychology
intradermal test
jobed
kotzin
law of motion
line plan
Liver Channel of Foot-Jueyin
maianthemum formosanum
micalike
Mischocarpus sundaicus
money being scarce
morphea nigra
Mountshannon
n.y. comex
nuffield o-level chemistry
Nyankalalo
one-month HIBOR futures
P and L account
p'u
paper tape copy
peverel
possessory
potentially dilutive
premaxilla
prick teases
program counterstack
pyrocystis hamulus
re-gain
regression value
rhetorize
ribbon-wound core
Round Mountain
sarah bernhardts
shockas
single crystal superalloy
splogger
starting-stall
subclass Teleostei
superheated vapo(u)r
temperley
tender of abandonment
ticcing
toeic
universal thread counter
upper bracket
valve follower
virtual screen
vocational rehabilitation
winging
womonly
written contract
xenocyanine