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(218) / 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(162) / 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(176) / 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(211) / 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(526) / 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(191) / 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(263) / 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(207) / 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(223) / 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(207) / 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(231) / 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(175) / 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(196) / 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(145) / 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(247) / 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(251) / 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(181) / 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(187) / 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(245) / 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(237) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
A and B agglutinogens
adductor obliquus pollicis
arnis
articular crepitus
B value
Bacillus pyocyaneus
backup volume
bad information
balistas
beat sb out
beta power
billement
bioterrorium
capital of Kyrgyzstan
carabello
cardiac sympathetic nerve
carmagnole (france)
Cicero, Marcus Tullius
Cinc.
commission on current account
correlative differentiation
CRCE (cavity reactor critical experiment)
CRMN
cushion seal
defined-benefit plans
demean oneself well
designated period of time
destroyablest
DFD (data flow diagram)
diazotized base
discharge of debt
dottings
exhaust gas from incinerator
extra-high build epoxy bituminous paint
false chondroma
file increment
flexible circuit
gawors
gcc-box
h(a)ematocathartic
hairpin valve spring
Halomicrobium
hemicytherura apta
hermaphrodite papaya tree
historical geochemistry
hold a parley with
hot sticking
human fecundity
Hungarian studies
implosion therapy
isomyrtanol
itinerary of voyage
kovacics
lateral thinkings
lithium permanganate
lutein cells
Lügde
main job
Masamagu
mcclenaghan
mechanical ground
medoff
memory busy signal
meson theory of nuclear forces
microvitreoretinal
moving reflector
multiple-ram forging method
multiplier divider unit
navigator
nitroarginines
noble electrode
nonpotentiality
oconee-bells
open sets
palpbra
paratomy
piping network
pollution-monitoring instrument
pondage station
qualificate
respiration cycle
Reychler's acid
sembach
Senanayake Samudra
solvent-assisted spreading method
squawk duck
stangen
subtangents
summer seedling
swamp geography
T.E.U.S.
throw ... out
tooth germ tumor
tops o're tiria
tourss
transitionalcell
tyspanodes hypsalis
vibratory inline feeder
vt (virtual terminal)
vulgarize
ytt
zymogenic, zymogenous