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[00:04.49]It is spring ... a time of year when many Americans like to visit historic homes and gardens. [00:10.84]One such place in the eastern state of Delaware is also a museum of early American arts. [00:17.42]It is a more than 390-hectare propert

发表于:2018-12-03 / 阅读(502) / 评论(0) 分类 美国英语听力80篇

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

发表于:2018-12-07 / 阅读(659) / 评论(0) 分类 创新英语

jingle bells 歌手:james pierpont jingle bells 铃儿响叮当 演唱:james pierpont jingle bells, jingle bells, jingle all the way! o what fun it is to ride in a one-horse open sleigh. dashing through the snow on a one-horse open sleigh, over the f

发表于:2018-12-08 / 阅读(506) / 评论(0) 分类 英文圣诞歌曲

Keep Rolling Luggage Upright With Physics物理学帮你稳住拉杆箱 If you've ever pulled a rolling suitcase through the airport, chances are you've also been annoyed by this common occurrence: the suitcase starts rocking back and forth on each w

发表于:2018-12-24 / 阅读(1486) / 评论(0) 分类 2017年Scientific American(六)月

20 The Historical Significance of American Revolution The ways of history are so intricate and the motivations of human actions so complex that it is always hazardous to attempt to represent events covering a number of years, a multiplicity of person

发表于:2019-01-02 / 阅读(933) / 评论(0) 分类 英语范文背诵20篇

Todays episode concerns a what-you-may-have-been-wondering-about topic. That sure was a mouthful, and it illustrates the problem of stacked modifiers, which occurs when you string together too many words to describe a noun at the end of the mouthful.

发表于:2019-01-02 / 阅读(566) / 评论(0) 分类 英语语法 Grammar Girl

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

发表于:2019-01-02 / 阅读(662) / 评论(0) 分类 60秒科学

Grammar Girl here. Today guest-writer Bonnie Trenga is going to help us take a break from serious grammar and instead delve into the world of comedysome intentional, some not. Groucho Marx said it best: One morning I shot an elephant in my pajamas. H

发表于:2019-01-07 / 阅读(539) / 评论(0) 分类 英语语法 Grammar Girl

By Franz Wild Abidjan 24 May 2006 Charles Konan Banny greets villagers in Meagui In war-divided Ivory Coast disarmament and personal identification, the two obstacles to elections, saw partial success in a pilot program this week. There is little si

发表于:2019-01-13 / 阅读(639) / 评论(0) 分类 2006年VOA标准英语(五月)

Doctors Achieve Milestone Using Artificial Heart With No Beat In March, two doctors at the Texas Heart Institute in Houston achieved what medical experts call a major milestone by implanting a continuous-flow artificial heart in a human patient. The

发表于:2019-01-13 / 阅读(547) / 评论(0) 分类 VOA标准英语2011年(七月)

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(607) / 评论(0) 分类 VOA标准英语2011年(四月)

By Al Pessin Honolulu, Hawaii 20 October 2009 Command of U.S. forces in Asia and the Pacific and Indian Oceans passed to a new commander on Monday at a ceremony in Honolulu, Hawaii. Navy Admiral Robert Willard said the U.S. commitment to the region

发表于:2019-01-14 / 阅读(542) / 评论(0) 分类 VOA标准英语2009年(十月)

Grammar Girl here. Today's topic is misplaced modifiers. Of all the writing errors you can make, misplaced modifiers are among the most likely to confuse your readers, but they're also kind of fun because misplaced modifiers can give your sentences s

发表于:2019-01-30 / 阅读(663) / 评论(0) 分类 英语语法 Grammar Girl

音乐咖啡厅:Vincent - Miss Blue 相关介绍:Vincent全名Vincent Pontare,1980年5月13日生于索尔纳,是瑞典艺术家Roger Pontare的儿子。Vincent是自从他创作音乐开始就用的名字,他最近给后街男孩的新专辑写

发表于:2019-02-06 / 阅读(583) / 评论(0) 分类 音乐咖啡厅

Researchers have developed a method to activate electronic implants in the body and eliminate bacterial infections using a wireless signal。 研究者已经开发了一种运用无线信号激活人体中电子植入物来消除细菌感染的方法。

发表于:2019-02-08 / 阅读(567) / 评论(0) 分类 英语新闻

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(553) / 评论(0) 分类 英语新闻

U.S. military officials say they have identified the four Marines seen on video urinating on the bodies of dead Afghan Taliban fighters. The Naval Criminal Investigative Service, heading the main inquiry into the video, has also reportedly questioned

发表于:2019-02-08 / 阅读(654) / 评论(0) 分类 英语新闻

Leaders of the Greek and Turkish communities of Cyprus are starting a new series of negotiations aimed at re-unifying the divided island. Cypriot President Demetris Christofias and Turkish Cypriot leader Mehmet-Ali Talat have begun a series of three-

发表于:2019-02-11 / 阅读(587) / 评论(0) 分类 VOA标准英语2010年(一月)

Tourists have been evacuated from one of the most iconic bridges in Paris after it began to crumble under the weight of thousands of 'love locks'. 法国巴黎最具有代表性的爱情桥 因为不堪诸多同心锁 的重压,开始发生部分垮塌

发表于:2019-02-18 / 阅读(495) / 评论(0) 分类 英语新闻

On BBC Radio 4, Drs Adam Rutherford and Hannah Fry have been answering intriguing scientific questions from listeners and the BBC Future audience. 在BBC广播4频道,广播听众和BBC《未来》栏目的观众就一些有趣的科学问题进行提

发表于:2019-02-18 / 阅读(509) / 评论(0) 分类 阅读空间
学英语单词
?rh pu chi
actitation
alternates
amoungst
aneurisms
antiflare top
atomic chemistry
barqa al ashqar
Bilir
bleeding Kansas
bought for cash
brain metameric structure
broach for deep hole
BTO flats
can stability
carrying contour
casemod
cell-surfaces
cephalics
Cisco ASA
Civic Forum
clear control logic
clock source
clothespress
convolutions of broca
ctenocephalidess
cylindro-adenoma
defer firm planned order
desalted water
ditch-diggers
economy of electrification
essential cyclophoria
ethnic absolutism
ethyl sulfide,ethyle sulphide
exscinded
feed spout
ferrasses
film foils
fixed drawbar
Forster
Freudian
gasinduced osmosis
Golovnina, Mys
graphonomy
guanidoethylcellulose
hawkins
hind flank
hyperbaric oxygen chamber
imperfect information
independent group
India ink method
input temperature
instantaneous field of view
intelligent form
intensive use
interdendritic
KS steel KS
kucci
Lacrosse I.
laser retina photocoagulator
level distribution
light quality
macrinite
market absorption
maupins
Mayie
medical garden
misbeget
mixed languages
nautical ephemeris
neutral stimulus
night train
obligate pathogenic bacteria
pentaerythrite tertranitrate
pick and place
Popeye
public address receiver
rathoes
rms prediction error
RP4632
rpmb
rubicund
secondary optic atrophy
shocked plasma
sign pen
silver sagebrushes
slackss
slide gib
special patron
stenolalism
straight flow
surface scan
three-point guidance
tie strip
toeclips
Twelve Days of Christmas
uprisings
veteran judges
viologen
visitable
voltage-sensitive ion channel
water of crystallizatuon