激光视网膜光致凝结机

以字母O开头英语绕口令: 1.On a lazy laser raiser lies a laser ray eraser. 1.在一个反应迟钝的激光器上放了一个激光消除器。 2.Old oily Ollie oils old oily autos. 2.油腔滑调的奥利给老油汽车抹油。 3.One-One

发表于:2018-12-03 / 阅读(299) / 评论(0) 分类 英语绕口令大全

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(167) / 评论(0) 分类 VOA常速英语2008年(四月)

1. A judge has found 3 New York Police detectives not guilty in the shooting death of an unarmed man. The officers shot Sean Bell 50 times just hours before his wedding. Rev. Al Sharpton has called for a federal investigation. 2. An eight-mile stretc

发表于:2018-12-15 / 阅读(217) / 评论(0) 分类 美联社新闻一分钟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(160) / 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(147) / 评论(0) 分类 VOA标准英语2014年(二月)

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(139) / 评论(0) 分类 最In导购口语

[00:00.00] MODULE THREE [00:13.84]Research [00:15.78]Unit one [00:19.96]I'm looking for information. [00:23.04]1.Look,listen and learn [00:33.99]A:Come here, Lingling. [00:36.81]Mum has bought a new computer for us. [00:40.15]This is the keyboard. [0

发表于:2018-12-29 / 阅读(178) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

Two studies of perception: the retinas of depressed people are far worse at responding to contrast; people doubt statements more when the speaker has a foreign accent. A couple of studies on perception. First, theres now visual data to back up the id

发表于:2019-01-02 / 阅读(147) / 评论(0) 分类 60秒科学

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(172) / 评论(0) 分类 2017年VOA慢速英语(七)月

A couple of studies on perception. First, theres now visual data to back up the idea that everything looks kinda gray when you feel blue. Researchers examined how the retina responds to different black-and-white contrast situations. They did the test

发表于:2019-01-08 / 阅读(183) / 评论(0) 分类 Scientific American(七)月

When people suffer from a migraine, they often retire to a cave-like dark room. But exactly why does bright light hurt the migraine sufferer? A possible answer was published this week in the online issue of journal Nature Neuroscience. A big clue was

发表于:2019-01-08 / 阅读(163) / 评论(0) 分类 Scientific American(一)月

Some dinosaurs were really huge, and now we may have a better way to estimate just how heavy these giants were. Researchers have developed a method to weigh dinosaurs based on laser scans of their skeletons. The study is in the journal Biology Letter

发表于:2019-01-08 / 阅读(252) / 评论(0) 分类 Scientific American(六)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(240) / 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(228) / 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(192) / 评论(0) 分类 2012年VOA慢速英语(一)月

[0:0]lable laboratory lad lag标签,标记 实验室 男孩,小伙子 落后,滞后 [1:9.3533]lamb landlord landscape lane羔羊,小羊 地主,房东,店主 风景,景色 小路,小巷 [1:52.8522]largely laser latter laughter大部分,主要地 激光器 后者的,末了的 笑,笑声 [2:36.6

发表于:2019-01-16 / 阅读(299) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

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(205) / 评论(0) 分类 VOA常速英语2007年(十一月)

TOKYO, Feb. 1 (Xinhua) -- Japan's Ministry of Health, Labor and Welfare on Wednesday approved transplant of retinal cells to treat patients using induced pluripotent stem (iPS) cells derived from another person. According to Japan's public broadcaste

发表于:2019-02-03 / 阅读(160) / 评论(0) 分类 英语新闻

Idiom: Run before you can walk( be patient ) Hit the book: Retinal detachment Macular degeneration Cataract Light sensitivity Blurry Side effect Randomly Respectively Optical And high myopiawhere the eyeball stretches and becomes too longisn't just

发表于:2019-02-16 / 阅读(236) / 评论(0) 分类 趣味青春英语

Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄,传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距

发表于:2019-02-16 / 阅读(188) / 评论(0) 分类 经济学人科技系列
学英语单词
Atipi
backheeled
ballast chamber
bank-baseds
barklyite
briann
calibration markers
campaignspeak
carrying arms
cassoon
centralized selection
Chadyr-Lungskiy Rayon
Chamaecyparis pisifera
Changrin-do
ciplyte (ciplyite)
clovia quadrangularis
consistent deformation
conversion of hond
cymatosira lorenziana
dewe
division Gymnospermophyta
double breasted
double motor and alternator
Dryphenotus
dual resonance
event group
Evernote
exclusion method
exsufflations
filariasis bancrofti
filets mignons
fine scaled distribution
fleshy fruit seed extracter
forty
frame door
fumigates
genus Thiobacillus
gonospore
grain-size distribution
grazin'
Hamodji
heterochromaticity
host language data base
hypersonic speed flow
iniodymus
initial approximation
initial ordinal
Korfmann arch saver
kufuffle
lawyer-lobbyist
Lewisia cotyledon
lustic
make poor time
mandator
manurial application
MEBSA
merris
microcrystalline semiconductor
mining floor
Mohr's salt
morbidity statistic
mortar injection
Neolabrus
nissman
Nucleus parasympathicus sacralis
oakwell
open a window to
optimum catch
organization cost
oscine bird
overvoltage method
Panok
PNA
poison pills
Prunus communis Arcang.
purghis (greece)
quadripole attenuation factor
quatar
rhachides
rolled end
route handle
royishly
sand eliminator
semi-circular canals
separating knife
septal plicae
shrivelled apple
Sphyrna zygaena
St-Antonin
standardization measure
temperature control system
templing
term share
theorias
three-barreled mortar
TLG
Torilis
tubular construction
unromanced
vitreoretinochoroidopathies
white amurs
Ytymdzha