喇曼频移激光器

Looks like he's been working the graveyard shift Neil: Hello, welcome to Real English from BBC Learning English, I'm Neil. Helen: 大家好,我是 Helen。 Neil: In Real English we look at words and phrases people use all the time, but you probably won't

发表于:2018-12-07 / 阅读(89) / 评论(0) 分类 地道英语在线听

Back at the explosives lab, examiners use a high-tech instrument called a Raman spectrometer, a device that determines if a package contains explosive material. With the Raman, what we are doing is th

发表于:2018-12-07 / 阅读(70) / 评论(0) 分类 揭秘联邦调查局

India and Pakistan Commit to Building Gas Pipeline 印度与巴基斯坦合建天然气管道 India and Pakistan say work on a gas pipeline linking Iran to India via Pakistan could begin next year. Of

发表于:2018-12-08 / 阅读(62) / 评论(0) 分类 VOA2005(下)--全球经济要闻

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(90) / 评论(0) 分类 VOA常速英语2008年(四月)

分集介绍:本集主要是对与会人士致以问候和欢迎,并表示感谢。首先感谢会议组织者,特别提到事先告知成本值得其他同事借鉴,其次感谢各位学者的文稿,再特别感谢公司人士的出席。另

发表于:2018-12-09 / 阅读(263) / 评论(0) 分类 第二届金融与统计学大会

[00:17.98]Night Shift [00:22.08]夜班 [00:36.71]After a few seconds I started feeling this cold chill. [00:41.14]That feeling was very uncomfortable for me, [00:44.06]so I turned around and turned my flashlight on, [00:48.09]but I could not see anythi

发表于:2018-12-11 / 阅读(80) / 评论(0) 分类 英语灵异故事

[00:17.93]Night Shift [00:22.12]夜班 [00:36.84]At this moment the dog went totally crazy, totally ballistic; [00:42.45]I have never ever heard a dog bark like this! [00:46.39]It was a very aggressive barking. [00:48.85]I was flashing my flashlight do

发表于:2018-12-11 / 阅读(95) / 评论(0) 分类 英语灵异故事

[00:17.91]Night Shift [00:22.11]夜班 [00:36.70]I can tell you that I turned my head [00:38.67]around to look behind me 50 times [00:41.19]while I was walking up the hallway. [00:43.98]When I reached the doorway [00:45.25]I stopped to take a look back

发表于:2018-12-11 / 阅读(80) / 评论(0) 分类 英语灵异故事

[00:17.93]Night Shift [00:22.07]夜班 [00:34.64]All this started when I was working as a night guard. [00:39.05]My first two years as a guard [00:41.31]I was working at the control center as an operator [00:44.78]where the entire emergency [00:47.24]c

发表于:2018-12-11 / 阅读(102) / 评论(0) 分类 英语灵异故事

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(79) / 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(64) / 评论(0) 分类 VOA标准英语2014年(二月)

今天我们要学的词组是shift。 Shift有改变、转变的意思。比如美国宣布加入有伊朗和叙利亚参加的有关伊拉克问题的高层谈判。白宫突然改变政策为外交活动打开了大门, The abrupt shift of polic

发表于:2018-12-30 / 阅读(116) / 评论(0) 分类 英语每日一词

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(96) / 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(145) / 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(129) / 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(93) / 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(111) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Anjana Pasricha New Delhi 06 June 2008 India is coping with huge energy shortfalls as a growing economy raises demand for power. But as Anjana Pasricha reports from New Delhi, the government has pledged to cover the gap in five years. Electrician

发表于:2019-02-03 / 阅读(67) / 评论(0) 分类 VOA标准英语2008年(六月)

India has signed its first contract to build nuclear power plants after the international community lifted an embargo on civilian nuclear trade with the country. The deal marks the end of India's nuclear isolation. Chairman and CEO of Areva, Anne La

发表于:2019-02-07 / 阅读(66) / 评论(0) 分类 VOA标准英语2009年(二月)

India is coping with huge energy shortfalls as a growing economy raises demand for power. The government has pledged to cover the gap in five years. 由于国内不断增长的能源需求,印度正在面对一场严重的能源短缺。印度政府希

发表于:2019-02-14 / 阅读(57) / 评论(0) 分类 VOA双语新闻 2008年6月
学英语单词
abnormal color of urine
antimonopolism
Bagare
Ban Kao
Bayes decision theory
biocoenosium
bistoury
bistropamide
blackquarter
bludgeoning
Central Pacific Basin
Cerasus triloba
chinese-green
chromatic colour
colo(u)r purity allowance
competitive tender
contactless control
container lashing
Cordignano
custom installation
Darou Mousti
DC signalling system
delta pulse code modulation
density gage
diagram cone
dilaurylamine
disrating
Dithane M22
dokki
dress sb. down
drug-takers
educational symposium
expansive working
fibrous polyp
filform
floatation gear
free hydrochloric acid
fringe identification
gazingly
grinds away at
have somebody by the short hairs
Hemitragus jemlahicus
hexiamonds
high challenges
homosalates
Huaxi
incisura frontalis
initial moment
intermediate condenser station
large screen
leave somebody behind
ligas
limp leather goods
liquid assetss
Lokofa
magnetic flux units
Marsian
Mbang, Mts.
mechanical recording
megatherm plant
methboub
multioperation
nuclear magnetic resonance log
oil tight floor
Onsager relations
overcriticalness
overrecovers
PFPTH
plugging period
power-cut
pressureactuated
prickier
professional technicians
propertary
provoke sb to do sth
pulmonary hyaline membrane
R rating
recovery of price
recurrent neural network
reinfection tuberculosis
ring halogenation
riser tensioner
SAS-500
saw chain filing machine
scintillation chamber
SI P
social stratification in science
stomatoscopes
stratagemical
support set
tewing
think better of sth
Tiveden
traceable paper
tufftride method
type of architecture
verticalizing
Vincent's infection of tonsil
visual imagery
Winchester College
woodie
zine plate