慢扫描摄像管

Simon got a monthly bill that he didnt like. His Internet service provider, Wink, automatically withdrew $15 from his checking account each month. This was called direct payment. It made things simpler for him because it meant one less check to write

发表于:2018-12-06 / 阅读(230) / 评论(0) 分类 365个英语简短小故事

Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und

发表于:2018-12-08 / 阅读(208) / 评论(0) 分类 VOA标准英语2010年(一月)

1. visibility /ˌvɪzəˈbɪləti/ -- degree of clearness of the atmosphere, with reference to the distance at which objects can be clearly seen With the fog rolling in and visibility approaching zero, it was virtually impossible for planes to land. 在

发表于:2018-12-18 / 阅读(217) / 评论(0) 分类 突破英文词汇

By Greg Flakus Terlingua, Texas 22 February 2006 watch Desert Dwellers report Mountains, desert near Terlingua, Texas Most human beings are social animals and yet there are people who long to get far

发表于:2019-01-08 / 阅读(253) / 评论(0) 分类 2006年VOA标准英语(二月)

By David McAlary Washington 06 December 2006 New biological evidence casts more doubt on Libyan government charges against six imprisoned Bulgarian and Palestinian medical workers accused of deliberately infecting several-hundred Libyan children wit

发表于:2019-01-09 / 阅读(257) / 评论(0) 分类 2006年VOA标准英语(十二月)

今天我们要讲两个表示速度很慢的常用语。第一个是:Slow burn. Slow可能大家都已经知道,是慢的意思,burn这个字有不少解释。最基本的一个意思是:烧,

发表于:2019-01-11 / 阅读(263) / 评论(0) 分类 美国习惯用语

By Paul Sisco Washington, DC 21 February 2007 watch New Discovery Center One of the newest attractions for visitors to Florida, the southernmost point in the continental United States, celebrates the undersea world in and around the famous Florida K

发表于:2019-01-12 / 阅读(262) / 评论(0) 分类 2007年VOA标准英语(二月)

By Kane Farabaugh Kangerlussuak, Greenland 24 July 2007 Greenland's glaciersshow evidence of global warming Periods of global warming and cooling have caused the terrain of Greenland to change over time -- part of the natural process of the Earth's e

发表于:2019-01-12 / 阅读(288) / 评论(0) 分类 2007年VOA标准英语(七月)

By David McAlary Washington 17 March 2006 Scientists report evidence that the universe was born in less than the blink of an eye, expanding instantly from sub-microscopic size to astronomical proporti

发表于:2019-01-13 / 阅读(234) / 评论(0) 分类 2006年VOA标准英语(三月)

The World Food Program has called on South Korea to provide $60 million in aid for North Korea. The United Nations agency says the isolated state is facing its worst food shortage in a decade. Jason Strother has more from Seoul. The South Korean Uni

发表于:2019-01-13 / 阅读(201) / 评论(0) 分类 VOA标准英语2008年(八月)

By Al Pessin Pentagon 18 June 2008 A group of American doctors that promotes human rights says it has examined 11 former detainees who were held by the U.S. military, and determined they were systematically tortured with the complicity of medical pe

发表于:2019-01-13 / 阅读(211) / 评论(0) 分类 VOA标准英语2008年(六月)

Acupuncture by Untrained Providers Poses Risks for Kids In the hands of trained practitioners, acupuncture is a safe medical treatment, even for children. But a new study finds when acupuncture is performed by untrained providers, it can pose a serio

发表于:2019-01-13 / 阅读(233) / 评论(0) 分类 VOA标准英语2011年(十一月)

Prosperity in Turkey Creates Iftar Divide In Turkey, the Islamic fasting month of Ramadan has put the spotlight on the increasing divide between rich and poor. The country's growing affluent class, a product of a decade of unprecedented economic grow

发表于:2019-01-14 / 阅读(209) / 评论(0) 分类 VOA标准英语2011年(八月)

Victor turned on his computer. White letters appeared near the bottom of the black screen: Resuming Windows. Victor wondered how long it was going to take this time. Five minutes later, the light blue screen appeared: To begin, click your user name.

发表于:2019-01-27 / 阅读(159) / 评论(0) 分类 365个英语简短小故事

SCIENCE IN THE NEWS - November 12, 2002: Oldest Evidence of Jesus? / Mapping Genes that Cause Disease / 2002 World Health Report VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with

发表于:2019-01-30 / 阅读(261) / 评论(0) 分类 科技之光

By Jade Heilmann Dakar 19 December 2007 Africa is slowly bridging the gap that divides it from the digital world. Government officials and technology companies are trying to implement programs such as telemedicine and electronic education within the

发表于:2019-01-31 / 阅读(175) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Phillip Wellman Dakar 16 September 2007 Efforts to reunite war-divided Ivory Coast have been fraught with difficulty, but some say the Ivorian band Magic System has been able to bring people together in a way politicians have not. The band is mark

发表于:2019-02-04 / 阅读(238) / 评论(0) 分类 2007年VOA标准英语(九月)

By Greg Flakus Houston 12 March 2008 Senator Barack Obama added another victory to his campaign for the Democratic nomination Tuesday, winning the southern state of Mississippi's primary. The 33 delegates at stake will be divided with opponent Senato

发表于:2019-02-05 / 阅读(153) / 评论(0) 分类 VOA标准英语2008年(三月)

Analysts and U.S. officials say American pressure on Pakistan over counterterrorism policy has strained the relationship between that country's government and its military. As VOA Correspondent Gary Thomas reports, the two camps differ over how much

发表于:2019-02-08 / 阅读(183) / 评论(0) 分类 VOA标准英语2008年(十月)

Slow Rumer You make me want to sing about love Every time I raise my head You make me want to tell the whole world What Ive found is good Then they say Slow Slow this right down Dont burn it out Dont let it show Slow Oh but my heart is racing To hold

发表于:2019-02-11 / 阅读(206) / 评论(0) 分类 好听的英文歌曲
学英语单词
acetylcholine receptors
active rudder electric propulsion plant
announcement effects
attitude-y
axle loading
bonanova
bottom-freezer
bromoacetone
Cartesian hydrometer
Case della Marina
Castanopsis ouonbiensis
cerebrose
Christmas roses
control-rod shock load
default program name
deleting input file after printing
diamond diamond system method
digital radio
dual cohomology class
eia-422
encipherments
external screw gauge
extraneous interference
family silver
filthy frank
fire fighting vessel
flexible resin
FRCTF (fast reactor core test facility)
friction cone clutch
genus Erythronium
geological reconnaissance
George Stevens
give one's hand to sb.
Good Clinical Practice
Goodyera maximowicziana
green tuna
grimsson
hardware configuration definition
hepatic cecum
high-pressure plunger pump
hybrid-electric
hygienic bacteriology
hypotensive agent
infinitely differentiable
intermediate hopper
jubails
Kirtlington
kuan chi
Lappula pratensis
lasiobolus intermedius
library and directory maintenance
loading coil box
lordhead
manpower payoff
marginella
maturation immunity
Melilite-basalts
mitome
mournings
mudiria
non-monetary statistics
nonbreastfeeding
not a stitch to one's back
notexin
number agreements
oil string casing
palucci
peytrels
polarization loss
polidori
postdosing
presidential election campaign
profile modelling
progamic division
quasiquoting
radar display tube
Rami caudae nuclei caudati
Rectagene
rousselet
service modem cable
sfries
shilajit
short-range omnidirectional beacon
stick motion
stood you up
succeeding tide
surfer-girl
Sīryān
taper spring
test order
thievishnesses
thorogood
Three Lakes Valley
time space trade-off
tribal area
twostroke engine
twotier
upper valve gear housing
vinedresser
wadding warp
wheelcylinder cup
Ysyk-Köl