发射电阻

World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron

发表于:2018-12-08 / 阅读(80) / 评论(0) 分类 VOA标准英语2015年(十二月)

The capital will raise its automobile-emission standards on Friday, making them the strictest in the nation. The Beijing Environmental Protection Bureau said the move is expected to reduce auto pollution by 40 percent to better improve the hazardous

发表于:2018-12-19 / 阅读(62) / 评论(0) 分类 英闻天下

28 Fred Smith Fred Smith: Most of the time, the biggest 1)risk that an 2)entrepeneur has to face, in my mind, is 3)internal. They have to decide that this is the thing that they want to do with their time and their life more than any other thing, be

发表于:2019-01-01 / 阅读(156) / 评论(0) 分类 名人名篇

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(134) / 评论(0) 分类 VOA标准英语2008年(九月)

Diesel fuel in the US and the fumes from diesel engines are about to get a whole lot cleaner. As of today, the Environmental Protection Agency is requiring much of the diesel in the country to have 97% less sulfur in it. It's the start of a project

发表于:2019-01-07 / 阅读(173) / 评论(0) 分类 2006年NPR美国国家公共电台

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(80) / 评论(0) 分类 VOA标准英语2012年(一月)

Negotiators at the climate summit in Copenhagen last month failed to agree on a new climate change treaty to replace the current Kyoto Protocol before it expires in 2012. Jonathan Lash is president of World Resources Institute, an environmental polic

发表于:2019-01-13 / 阅读(94) / 评论(0) 分类 VOA标准英语2010年(一月)

India says it is satisfied with outcome of the recent climate summit at Copenhagen, which did not spell out specific targets for reducing carbon emissions. India is hailing the united position adopted by big developing countries at the summit. Anjana

发表于:2019-01-13 / 阅读(100) / 评论(0) 分类 VOA标准英语2009年(十二月)

Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so

发表于:2019-01-13 / 阅读(126) / 评论(0) 分类 VOA标准英语2010年(五)月

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 VOA标准英语2015年(一月)

By Nancy-Amelia Collins Bali, Indonesia 13 December 2007 The head of the United Nations Climate Change Conference is warning that a deadlock between the United States and the European Union over greenhouse gas emission targets may derail the conferen

发表于:2019-01-16 / 阅读(101) / 评论(0) 分类 VOA常速英语2007年(十二月)

As Assault On Mosul Looms, Resistance Grows And ISIS Grows More Brutal play pause stop mute unmute max volume 00:0003:43repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-17 / 阅读(97) / 评论(0) 分类 2016年NPR美国国家公共电台10月

A Letter to my Future Self写给未来自己的一封信In 1994 I wrote a letter. I stuck it in an envelope, put it away and completely forgot about it. 1994年我写了一封信,我把它装进信封收起来,就完全忘记了。 It wasnt until

发表于:2019-01-17 / 阅读(83) / 评论(0) 分类 英语口译

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(143) / 评论(0) 分类 2015CRI中国国际广播电台

Briefing a news conference on Thursday, Xie Zhenhua, China's special representative on climate change, said the country is exploring emissions trading mechanisms. China now is piloting emission trading in seven provinces or municipalities, and the wo

发表于:2019-01-19 / 阅读(101) / 评论(0) 分类 2015CRI中国国际广播电台

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-02-04 / 阅读(75) / 评论(0) 分类 英语新闻

By David McAlary Washington 10 January 2007 One of the main weapons to prevent mother-to-child transmission of the AIDS virus during birth is the drug nevirapine. But when nevirapine is used alone just once, HIV starts becoming resistant to it. Rese

发表于:2019-02-04 / 阅读(110) / 评论(0) 分类 2007年VOA标准英语(一月)

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(85) / 评论(0) 分类 好听的英文歌曲

China is now on the front lines of efforts to develop energy sources that can balance the goals of sustaining economic growth and protecting the environment. Decisive action is needed to strengthen policy frameworks across the country to reach that g

发表于:2019-02-18 / 阅读(108) / 评论(0) 分类 cctv9英语新闻2015年

The capital will raise its automobile-emission standards on Friday, making them the strictest in the nation. The Beijing Environmental Protection Bureau said the move is expected to reduce auto pollution by 40 percent to better improve the hazardous

发表于:2019-02-21 / 阅读(110) / 评论(0) 分类 英闻天下
学英语单词
1-octyne
4-Chloroactetophenone
A S Hornby
abacarus inversus
abrasive brick
acoustical conductivity of wood
acridostibine
actual element
agricultural hearths
ankita
arabinosis
aromatic cyclization of paraffins
availability management information system
benzoylhydrazine
bone tankage
burst key generator
Cassegrainian reflecting telescope
cassida vespertina
cerebropathia
changes of magnitude
coetrusion
colloidal material
content return request
corresponding deadweight
cryothalamotomy
customary unit
deoxyadenosyl cobalamin
derelict land
destructive pitting
do something to death
duct cable
dust measuring apparatus
early-
electric remote
equity-oriented
ex-far
Falkland Escarpment(Malvinas Escarpment)
final provisions
fishworker
flotows
foreappointment
formal control tools
giving her a hand
goniometric net
grisebach
gugliotta
harbour bar
hard currency area
heterojunction target
hot fill(ing)
Internet information server
jugular compression
Koungny
limiting risk efficiency (lre)
long-span steel framing
longtails
mafors
maximum allowable working pressure
mean speed of rope
methyldiphenylamine
Mills' disease
MOSIC
narroweth
negotiating process
net ton kilometers hauled by locomotives
newswires
Nudaybah
nutritive tissue
ocean dredging
on-spot
onegene onepolypeptide hypothesis
orbit time
pb-zn
Pehuenches
place mat
polyarylester
predicate logic of higher order
print circuit board
pristina synclites
promis'd
pseudophotosphere
rated insulation voltage
record-mode
rievaulxes
semi-liquid phase process
septentrionally
sff
stay calm
strengthening piece
supersonic flaw detector
Syringa wulingensis
tartryn
triphenyl-
trunk glacier
Turriff
unbazled
unclaimed fund
Uniray
ventilation by extraction
vernays
vervels
WACI