仿皮

By Jerilyn Watson Broadcast: October 6, 2003 (THEME) VOICE ONE: An office in the United States government has helped protect 1)the property rights of inventors for more than two-hundred years. Its job

发表于:2018-12-07 / 阅读(119) / 评论(0) 分类 VOA2003(下)-美国人文故事

Researchers may have found an unusual way to reduce plastic pollution, one bite at a time. It turns out that the common wax worm can eat plastic. Also known as the Galleria mellonella, these worms may help reduce the waste caused by plastic bags. Eac

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 2017年VOA慢速英语(五)月

The United States has issued its 10 millionth patent. President George Washington signed the first almost 228 years ago. A patent is an official document that gives an individual or company the right to be the only one that makes or sells a product.

发表于:2019-01-03 / 阅读(138) / 评论(0) 分类 2018年VOA慢速英语(六)月

By Ted Landphair Washington 09 August 2007 Every day, American consumers are offered a simple choice when they areby a store's cashier: paper or plastic? But as VOA's Ted Landphair explains in today's searching for solutions report, some communities

发表于:2019-01-07 / 阅读(185) / 评论(0) 分类 2007年VOA标准英语(八月)

Finn: Hello, I'm Finn, welcome to 6 Minute English. With me in the studio today is Neil. Neil: Hi there, Finn. Finn: Hello Neil. Today we have a royal story about Catherine, Duchess of Cambridge - or as she is still often known - Kate Middleton. Neil

发表于:2019-01-07 / 阅读(143) / 评论(0) 分类 六分钟英语

Plastic Recycling From VOA Learning English, this is EXPLORATIONS in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we follow plastic bottles and other plastic objects as they go to one of the largest recycling centers in the

发表于:2019-01-12 / 阅读(129) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - Plastic Recycling From VOA Learning English, this is EXPLORATIONS in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we follow plastic bottles and other plastic objects as they go to one of the largest recycling

发表于:2019-01-12 / 阅读(146) / 评论(0) 分类 2013年VOA慢速英语(三)月

By Mil Arcega Washington, D.C. 26 June 2006 watch Zocor report The 20-year patent on the cholesterol-lowering drug, Zocor, expired this past Friday, opening the door to competition from cheaper, generic versions of the popular drug. But some lawmake

发表于:2019-01-13 / 阅读(212) / 评论(0) 分类 2006年VOA标准英语(六月)

STEVE INSKEEP, HOST: We have the story this morning of a patent - a very, very lucrative patent. DAVID GREENE, HOST: It is for a tool called CRISPR. Sounds like a kitchen instrument, doesn't it? But it's actually a high-tech gene-editing tool. INSKEE

发表于:2019-01-16 / 阅读(122) / 评论(0) 分类 2017年NPR美国国家公共电台2月

Its amazing to think there wasnt any plastic one hundred years ago. Now its everywhere. Almost everything thats made has some plastic in it. Whoever invented it must be really rich. There are all kinds of plastic. Its pretty useful stuff. I once went

发表于:2019-01-21 / 阅读(122) / 评论(0) 分类 纯正英语一分钟

Its amazing to think there wasnt any plastic one hundred years ago. Now its everywhere. Almost everything thats made has some plastic in it. Whoever invented it must be really rich. There are all kinds of plastic. Its pretty useful stuff. I once went

发表于:2019-01-24 / 阅读(118) / 评论(0) 分类 听一分钟英文-P

Business Drugmakers Cliffhanger 商业 制药企业 悬念 Big Pharma struggles to protect its blockbusters as they lose patent protection 大型制药企业艰难保护着专利失效的重磅炸弹药物 FOR some years the big drugmakers have been

发表于:2019-01-26 / 阅读(164) / 评论(0) 分类 经济学人商业系列

SAN FRANCISCO, June 22 (Xinhua) -- Apple Inc. has been awarded a long sought-after patent for touch screen functionality on portable devices, a set of exclusive rights expected to play into its current litigation against its counterparts in the mobil

发表于:2019-01-30 / 阅读(188) / 评论(0) 分类 英语新闻

SAN FRANCISCO, April 4 (Xinhua) -- Google Inc. on Monday announced that it is bidding for patent portfolio of Nortel Networks in the bankruptcy auction for the Canadian telecommunications equipment maker. In a press release, the Toronto-based Nortel

发表于:2019-01-30 / 阅读(152) / 评论(0) 分类 英语新闻

President Barack Obama has signed legislation to speed the process of approving U.S. patents. The president says the new law is part of his initiative to create jobs and stimulate economic growth. President Obama visited a high school for science and

发表于:2019-02-03 / 阅读(104) / 评论(0) 分类 英语新闻

Plastic Pollution NB: This is not an accurate word-for-word transcript Dan: Hello and welcome 6 Minute English from the BBC. Im Dan Walker Smith and today Im joined by Kate. Kate: Hello Dan. Dan: Now today Kate and I are talking about pollution. Kate

发表于:2019-02-04 / 阅读(153) / 评论(0) 分类 六分钟英语

SAN FRANCISCO, Aug. 24 (Xinhua) -- A U.S. federal court jury on Friday said it has found Samsung infringed six of Apple's patents and ordered it to pay more than 1 billion U.S. dollars in damages to Apple. The verdict was read in a U.S. district cour

发表于:2019-02-04 / 阅读(129) / 评论(0) 分类 英语新闻

By Robert Raffaele Washington, DC 12 February 2008 Tests on several plastic baby bottles have found they emit very significant levels of a chemical linked to deadly illnesses in laboratory animals. That is according to a new report released by Americ

发表于:2019-02-07 / 阅读(153) / 评论(0) 分类 VOA常速英语2008年(二月)

SAN FRANCISCO, Jan. 12 (Xinhua) -- Microsoft on Thursday announced a patent licensing agreement with LG Electronics covering the South Korean manufacturer's tablets, smartphones and other consumer devices running Google's Android or Chrome operating

发表于:2019-02-17 / 阅读(114) / 评论(0) 分类 英语新闻

By Shahnawaz Khan Srinagar 11 February 2008 After disputing control of Kashmir for more than six decades, India and Pakistan are now engaged in a squabble over a patent for Kashmir Pashmina, a product experts say is the best of its kind. Shahnawaz Kh

发表于:2019-02-17 / 阅读(106) / 评论(0) 分类 VOA常速英语2008年(二月)
学英语单词
-mentum
9-benzoylanthrancene
airborne geomagnetic survey
allyl cinerin
anti-detonation
attentivity
beneficiation
bit-bucket
Breitenthal
brought to task for
came on
Central Dravidian
Certhiidae
checkerboard protection
chromic oxide
clustering free
Coombe Bissett
copper strip
coxae
cricotomy
decomposition of force
dunsinane hill
dustouts
earnings protection plan
ectocingulid
epideictic
equivalent low-pass signal
Fahrenholz rule
family Cancridae
family skeleton
foxpro
fuel-cooled oil cooler
generants
genus Allium
Glenn T. Seaborg
go back a long way
government-in-waiting
grammitoides
grape-vines
gray rubber
guide means
herba hyperici sampsonii
high way crossing alarm
hilus pulmonis
industrial surgery
ink residue
intracavity laser modulation
l level
line-commutated converter
loose
make someone sick
manic defence
matako
maximal congruence
metachronal wave
metrolift
micro image data
Mukai-jima
music software
Nephrolepis hirsutula
node operator
objective achievement
open plate wheel
order araneidas
parkiest
payage
petun
pielet
Plenter-wood
plug assembly
positive linear functional
presumptive error
quality amplifier
R-S nomenclature
ratio of net operating profits to net sales
resolution theorem proving
respiratory consumption
rigid type
sheboon
short term government securities
side-hand
smsesrscsusrsys-s
south - west africa
splinter-groups
straight magnetic axis
sulfonium iodide
swanner
switch location
take something apart
team collaboration
telephony transmitter
thatch-like sinter
toluidin blue
transform methods
treacherousness
two-seater
tyspanodes hypsalis
undisposition
variable working hours
vesical purpura
VGTU
watering pot