[电] 有效电阻

There are six characteristics of speech, all of which are vital to speak effectively. In this section we'll look at each of them separately. These speech characteristics are basically important to you

发表于:2018-11-28 / 阅读(418) / 评论(0) 分类 疯狂英语2001年

BY STEPHEN R .COVEEY The first habit is 1)proactivity. Be proactive. The word proactivity is fairly common in management literature, but you won't find it in the dictionary. It means more than merely

发表于:2018-11-28 / 阅读(448) / 评论(0) 分类 疯狂英语2001年

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(313) / 评论(0) 分类 VOA标准英语2015年(十二月)

By Melinda Smith Washington 31 August 2007 Centuries ago doctors used hypnosis to help relieve the excruciating pain of surgery. It then fell out of favor with the introduction of anesthesia. Now as VOA's Melinda Smith reports, new studies show a hos

发表于:2018-12-16 / 阅读(334) / 评论(0) 分类 2007年VOA标准英语(八月)

1. drug company=pharmaceutical company 医药公司n. 2. promotion=marketing 营销n. 3. increase=escalate=rise=go up=grow 上升v. 4. research=study=survey=investigation 研究n. 5. work=be an effective way=be useful=help=achieve=succeed=have an eff

发表于:2018-12-18 / 阅读(243) / 评论(0) 分类 雅思英语

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(428) / 评论(0) 分类 名人名篇

By Al Pessin Brussels 13 June 2007 U.S. Defense Secretary Robert Gates says the NATO alliance has demonstrated that it can be effective in Afghanistan in spite of continuing shortfalls in the number of troops member-nations are providing. VOA's Al Pe

发表于:2019-01-06 / 阅读(332) / 评论(0) 分类 2007年VOA标准英语(六月)

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(359) / 评论(0) 分类 VOA标准英语2008年(九月)

By Jessica Berman Washington 14 May 2008 Researchers have determined that commonly prescribed triple-drug combination therapies that use old antiviral drugs are the most effective for suppressing the deadly virus that causes AIDS. The findings have m

发表于:2019-01-09 / 阅读(322) / 评论(0) 分类 VOA标准英语2008年(五月)

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(288) / 评论(0) 分类 VOA标准英语2012年(一月)

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(340) / 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(317) / 评论(0) 分类 VOA标准英语2015年(一月)

GUY RAZ, HOST: I want to ask you about this really famous Talmudic notion - actually, it might be that in the Quran as well - but this idea that, you know, if you save a single life, then you have saved all of humanity. You know that one? PETER SINGE

发表于:2019-01-17 / 阅读(266) / 评论(0) 分类 2017年NPR美国国家公共电台5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(288) / 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(281) / 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(363) / 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(259) / 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(319) / 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(309) / 评论(0) 分类 好听的英文歌曲

方法: 如果有两个空格,有一个空格我们拿不准,另外一个空格我们可以判断出哪个选项里的答案具有相对优势,但是与这个具有相对优势答案搭档的另一个词却是我们不怎么看好的,或者是说

发表于:2019-02-17 / 阅读(270) / 评论(0) 分类 GRE英语
学英语单词
acarinas
Albinus' muscle
albizzin
allantois
alligator snappers
amiant (amianth)
amico
analytic perturbation
approach slow signal
beneficient
book-bag
brake noise
bullary
case at bar
catharise
centralized control
cesium dioxide film
check operator
clausenane
consoles
core protocol stack
crawdad
dangerous cargo insurance policy
deep drawing lubricant
desecularize
dichlozoline
Djouroum
doorstead
druckenmiller
embedded component
Eupatorium rugosum
expletive stone
fallout safe height of burst
gle
governor valve position recorder
grammitis congener
grape endings
high priestly
hinokis
hodographic
hybrid element
impulse tail
in current price
influence study
initial stability
interest earned
keep the center of the tree moderately open
keratoscope
Khal'mer-Yu
leleans
liberados
liquor iodi
liveweight increment
low calorific power
Lysimachia cordifolia
Macksburg
meditater
meighan
myttons
nonapplicable
o/r potential
oberon object-oriented
oil immersion objective
orphanizes
palaeozoic alps
paltriness
partnership with limited liability
passive trade
Pataehlorophenol
pecuary
perpetrate
perruno
positional stability
preparement
radio directional beam
relative ellipse area
resistance moment diagram
respirometer
Rifovyy, Mys
Robinson,Lennox
Roegneria mutabilis
salt invasion
saturation of inert gas
second-normal form
semilogarithmic model
shackleford
sheep-wash
shore current
signed number
singing effect
soil parameter
some of these days
space planetary exploration
SRSes
switching section
tooth-spacing angle
trematode
type o control system
unpolished rice
useful surface
water faucets
well testing