音标:[,ʌnsә'pɔni,faiәbl] ;
未皂化的

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(162) / 评论(0) 分类 创新英语

Leading computer database software maker Oracle is suing SAP, the German company known for their Enterprise Resource Planning (ERP) software. Oracle, which has been moving into the ERP market themselves, accuses employees at SAP's TomorrowNow subsid

发表于:2018-12-15 / 阅读(100) / 评论(0) 分类 初级商务英语听力2007

By Alan Silverman Hollywood 29 October 2009 The life and tragic disappearance of pioneer aviator Amelia Earhart are dramatized in a new film starring two-time Oscar-winner Hilary Swank and directed by Indian-born Mira Nair. Here's a look at Amelia.

发表于:2018-12-16 / 阅读(124) / 评论(0) 分类 VOA标准英语2009年(十月)

THE PRESIDENT: Hello, everybody. Now, let me just comment, first of all, on the fact that I can't get the networks to break in on all kinds of other discussions -- (laughter.) I was just back there listening to Chuck -- he was saying, its amazing tha

发表于:2018-12-18 / 阅读(139) / 评论(0) 分类 美国总统演讲视频

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(443) / 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(123) / 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(212) / 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(152) / 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(166) / 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(161) / 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(184) / 评论(0) 分类 VOA标准英语2011年(四月)

Illegal Fishing Threatens Tonie Sap Lake Villagers' Livelihood Despite a government ban on commercial fishing across Tonle Sap Lake - the largest lake in Southeast Asia -- fishing communities say bribery of corrupt local officials has meant the illeg

发表于:2019-01-14 / 阅读(111) / 评论(0) 分类 VOA标准英语2012年(十月)

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

发表于:2019-01-14 / 阅读(131) / 评论(0) 分类 VOA标准英语2011年(二月)

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(109) / 评论(0) 分类 VOA标准英语2009年(十月)

GUY RAZ, HOST: It's the TED Radio Hour from NPR. I'm Guy Raz. So most of us think we know ourselves pretty well, right? ROBERT SAPOLSKY: I'm sort of a hippie pacifist in terms of general persona. RAZ: That we're good people... SAPOLSKY: You know, I'm

发表于:2019-01-16 / 阅读(187) / 评论(0) 分类 2017年NPR美国国家公共电台8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(186) / 评论(0) 分类 英语语法 Grammar Girl

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(91) / 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(122) / 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(162) / 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(181) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
1-dodecene
actorial
acute carcinosis
all published
Angostura Reservoir
asian language printing
back-off power
Ballybrack
basic labor rights
bellatory
benzotherapy
bestains
bleed steam pressure gauge
bond limit
brazer
bullion weight
buyal
casbahs
celibataire
chaos synchronization
cichla ocellaris
coal-dark
commercial scientific
compulsory expatriation
condenser capacity
contact, rating
contracted kidney
cornea verticillata
creeping lily
disk-encryption
doch-an-dorrach
downstep check
drive backwards
eletrophilic substituent
embezzlers and grafters
energy loss by radiation
engine off
espelette
exhaust gas turbo supercharger
fall beyond
fast relay
fathoms chart
fee for land use
fraenotomia
gets under my skin
Gryllotalpidae
handling airlock
hindmarsh
Hoboken's valves
hooped column
hydroxycarboxyethylhomocysteine
Hypoxyleae
ilisha melastoma
impenetrability
inferior branch
Internal bureau
Leptopsylla
light curving
line-to-line correlation
Lithocarpus paniculatus
locomotory appendages
logic bipolar integrated circuits
lower steam inlet port
main code
malaxerman
malevolence
mare tyrrhenum
media democracies
mixed endcondition
museumlike
Nam She Tsim/Sharp Peak
neodymium chloride
no reward
nylon-base insulator
ordinary mortar
Orthotran
peperine
playsafes
polygonically
pool distribution
priviment
prossie, prossy
pseudo-anisocoria
rate of pressure change
record of radiographic examination
redox enzymes
Salesópolis
Silene asclepiadea
sliding pressure shutting-down
soltan
specific revolution of fan
sterile fermentation
stress of electromagnetic field
temporary mark
torque control valve
Tsugaru Warm Current
udeac
Vasocon
venous collateral circulation
weasel-faceds
wholemeal
yunfu