可皂化脂质

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(145) / 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(83) / 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(107) / 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(105) / 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(417) / 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(104) / 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(188) / 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(133) / 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(147) / 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(143) / 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(166) / 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(94) / 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(114) / 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(93) / 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(171) / 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(167) / 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(70) / 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(106) / 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(142) / 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(164) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
6-AHA
a prelude to
abnormality of cardiac automaticity
acoustic velocity correlator
antisyzygies
Assaikio
average out to
awning deck
beacon hazard
before change
boring shell
break-in key
budgetary system
car location information computer
cenllulae mediae
centiber
cinnamon bread
colour microfilm
contract voyage
controversors
CRT television
deforming agent
departmental store
Diadochus Of Photice
dorsal zone of His
downward spiral
DP (dew point)
drove of livestock
ehtyl potassium xanthate
ejection trajectory
elbow sleeve
European development fund
evaporative ice
expose oneself to
fill valve
first rice crop
fund to cover future claims
fundal height
grease filler
gunnage
Hamdi's solution
Havsa
helleborus foetiduss
Helles, Cape
heteroadenoma
heterolytic mechanism
HKA
hot-pressing mould
icebag
ingredient supply
joint link
junkballers
kick of wheel on rail joint
know like a book
lamayo
leaf-scale
leave out of reckoning
lucked out
lundquist
Micro Channel
migration aperture
monologing
neopaganistic
net exchange capaciyt of soil
Neumann function
object code compatible
olza
ophiophagy
org chart
Pasoquin
pennzoil
percentage-of-completion basis
photocreep
pickling test
pocket tripe
porencephalic cyst
Property Security in Arbitration
red-thread clove sore
reimprisoned
saltatory appendage
service chute
shahrayar
soil fertility monitoring
soyoil
speakeresses
sphegina apicalis
standard wire gauge (s. w. g.)
subharmonic triggering
t'a chui
tandem generators
three point method
three-in-oneness
time hangs heavy
true hermaphrodism
umbrella project
unspillable cell
upfurled
Ust'-Ilga
weibyeite
wide-character constant
XrML
Yippieland