四磷酸钕锂激光器

本杰明接到雪莉的电话,匆匆赶来家电商场,最终雪莉买了那款她钟情的微波炉了吗? Listen Read Learn Benjamin: A microwave oven? Shirley: Yes, it's really two-pence colored. Benjamin: Okay, honey, we already have two. There is no more space for a third on

发表于:2018-12-03 / 阅读(77) / 评论(0) 分类 王强口语 第二册

Hi, it's the All in the Mind podcast, I'm Lynne Malcolm. Today we go to Ireland to hear one man's story of living with bipolar disorder. Ian is in his mid-fifties, and despite his illness he has an enviable, almost idyllic life with his wife and thre

发表于:2018-12-04 / 阅读(88) / 评论(0) 分类 听一分钟英文-I

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(98) / 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(86) / 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(73) / 评论(0) 分类 VOA标准英语2014年(二月)

SCOTT SIMON, HOST: One of the hottest gifts of the season is a little too hot, hot enough to catch fire. Hoverboards have been burning up because of problems with their lithium-ion batteries. And lithium-ion batteries are in a lot of things these day

发表于:2018-12-28 / 阅读(98) / 评论(0) 分类 英语语言学习

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(102) / 评论(0) 分类 2017年VOA慢速英语(七)月

American inventor John Goodenough first started working on battery technology more than 40 years ago. Goodenough actually co-invented lithium-ion batteries in 1980. This eventually led to a revolution in the electronics industry because those devices

发表于:2019-01-02 / 阅读(84) / 评论(0) 分类 2017年VOA慢速英语(五)月

Parts of Chile are facing a growing water crisis. The Reuters news agency reports the government is taking steps to protect the countrys water supplies from mining operations. But for many years, the Chilean government approved water extraction right

发表于:2019-01-03 / 阅读(115) / 评论(0) 分类 2018年VOA慢速英语(九)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(156) / 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(143) / 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(104) / 评论(0) 分类 2012年VOA慢速英语(一)月

Batteries That Last Forever Could Be Near 科学家研发可永久循环使用电池 We all have daily problems with technology, but how many of us can fix them? Mya Le Thai is a scientist studying at the University of California, Irvine. She recentl

发表于:2019-01-12 / 阅读(102) / 评论(0) 分类 2016年VOA慢速英语(五)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(193) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Aircraft maker Boeing says commercial flights of the grounded 787 Dreamliner jets could resume within weeks. We are going to be dependent upon, as we move through the certification process, to determine when we actually get back in the air in terms o

发表于:2019-01-19 / 阅读(72) / 评论(0) 分类 英闻天下

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(118) / 评论(0) 分类 VOA常速英语2007年(十一月)

As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购

发表于:2019-02-08 / 阅读(111) / 评论(0) 分类 英语新闻

Chances are, you plug in your phone before you go to bed at night, thinking it's best to greet the morning with a fully charged device. 晚上临睡前,你可能会给手机充上电,想着第二天早上看到一部电量满格的手机。 Is th

发表于:2019-02-13 / 阅读(145) / 评论(0) 分类 英语新闻

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I was in the tent

发表于:2019-02-14 / 阅读(101) / 评论(0) 分类 环球英语 Spotlight

本期内容: Europe gave the world some of its top automakers, but it's losing out to China in the race to define the industry's future. China is the driving force in the business of electric vehicle batteries, which European leaders see as vital

发表于:2019-03-01 / 阅读(116) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
adjacent carbon atom
aluminium oleate
annual loan planning
antifactory
aorto-pulmonary septal defect
audio-casi
audit of bookkeeping procedure
bayou lake
bonded wire ga(u)ge
broiled
bushmanship
caustic liquor
Centro Per gli Studi della Tecnica Navale
Cerniny
certificate for ratings
cholegraphy
chromatographic species
dentriculigerous
double twill weave
drooping juniper
economic unification
ecosystem hierarchical model
emission interference
equivalent n-th modal unbalance
estampies
experimental field
exponential pile
fenixes
fertile egg
filament length
filelength
foreign currency bill receivable
geotechnic
get under
giberish
gold code
gunite work
heads I win, tails you lose
inbody
informal act
infuriatingly
inlet-air filter
input-output technique
interindustrial analysis
interoperator
killing zones
lima vulgaris
lump network
mark clarks
meaders
Methanoplanus
methyl isobutyl ketone
Monavullagh Mts.
mountainist
multilimbed
noisette rose
operating distance measurement
overcomings
paper fan
Parinaud oculoglandular syndrome
patrocination
people-smuggling
perverts
phenomenalism
Pico Truncado
Pirani vacuum gage
pleni
plexus coccygeus
pre-treated
qassemlou
quadruple launcher
radicalization
receiver indicator
reductive operator
reference projection
reflection kernel
ringing repeater
roving reporter
sectional mandrel
selective gapper
separation of aerofoil
shouting dictations
show sb. the way
signal wire
smoothing procedure
songwritings
spot welds
spyglasses
steep-slope roofs
stnd
straining sill
strength test
tank cross brace
thermalization time constant
thyristor excitation
uniformity of mixture
Uummannaq Fjord
vesperss
wine bucket
yaje
youth work
zygomere