un. 电阻绝缘
[网络] 绝缘阻抗

(woman) Thank you. It's great to see so many of you interested in this series on Survival in Outer Space. Please excuse the cameras - we're being videotaped for the local TV stations. Tonight I'm going to talk about the most basic aspect of survival

发表于:2018-12-05 / 阅读(99) / 评论(0) 分类 托福听力短文

13 Skyscrapers and Environment In the late 1960's, many people in North America turned their attention to environmental problems, and new steel-and-glass skyscrapers were widely criticized. Ecologists pointed out that a cluster of tall buildings in a

发表于:2018-12-07 / 阅读(744) / 评论(0) 分类 英语范文背诵20篇

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(94) / 评论(0) 分类 VOA标准英语2015年(十二月)

China's top education authorities said all elementary and middle school history textbooks will be revised to state that the War of Resistance against Japanese Aggression lasted for 14 years beginning September 18, 1931. 中国最高教育机构日前表

发表于:2018-12-18 / 阅读(59) / 评论(0) 分类 英语新闻

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(170) / 评论(0) 分类 名人名篇

AMERICAN STORIES - The Line of Least ResistanceBy Edith Wharton Broadcast: Saturday, February 25, 2006 Announcer: Now, the weekly Special English program, AMERICAN STORIES. (MUSIC) Our story today is

发表于:2019-01-02 / 阅读(133) / 评论(0) 分类 2006年慢速英语(二)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(144) / 评论(0) 分类 VOA标准英语2008年(九月)

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(88) / 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(134) / 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(112) / 评论(0) 分类 VOA标准英语2015年(一月)

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(107) / 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(93) / 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(155) / 评论(0) 分类 2015CRI中国国际广播电台

A 20-minute video, filmed by a U.S. Allies representative, has made its debut in a museum in Hunan Province. Serving as an important testimony of the Chinese People's victory, the video footage demonstrates the signing of a surrender memorandum by th

发表于:2019-02-03 / 阅读(83) / 评论(0) 分类 英语新闻

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(88) / 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(118) / 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(94) / 评论(0) 分类 好听的英文歌曲

下雨天了怎么办 Were it to me for how to handle the occasion being immersing in rainy days? ? 我好想你 Overwhelmingly extreme yearning do I pour upon you. ? 不敢打给你 Barely courageous off tinkling you. ? 我找不到原因 Unprovoked

发表于:2019-02-09 / 阅读(145) / 评论(0) 分类 英语口语

Many houses in New Zealand are cold. Our traditional wooden house had no insulation. If you live in a house like that, you are paying for heat to escape from the ceiling, walls and under the floor. Insulation is made from material like wool or fibreg

发表于:2019-02-18 / 阅读(123) / 评论(0) 分类 新西兰英语

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 we moved into our new home in 2006 that I found it ag

发表于:2019-02-19 / 阅读(74) / 评论(0) 分类 实用英语
学英语单词
acetaldehyde diethyl acetal
alarm contact
assistant director
atmospheric moisture
baffle box
breakdown lane
bucket split
Cinnofuron
come under attack
confirmative sentence
conpoy
container wharf
counter-agency
crosin
dagger ferns
David Mamet
dead-ripe
demand-pull inflation
double concave lens
dynamic transducer
Embinal
environmental limits
fictionaliser
filtering agent
for hours together
full of himself
galleine
genus Cinclus
glancings
go scot - free
Gombardol
grant reeling
gravid column
hashed up
Hiltner-Hall effect
humvee
hydrodynamic pressure lubrication
hydromassaging
industriales
initial side
Izvara
jezek
keynoter
light kinemometer
lower stage
lower-than-average
Luang Chiang Dao
luberoite
Mataura
maximalism
methyl methacrylate
misbutton
mishaif
natural diverter
natural uranium graphite reactor
Neurotrichus
new-dressed
nonreversal
omalo-
P. R. C.
peripheral venography
plane wave lens
polyhedral geometry
Port Musgrave
premna hengchunensis
presaging
programmable shading
proportional allocation of sample size
prospective member
publique
quercus laeviss
raw datas
reparates
roll finisher
RTFB
ruggeroes
scrubbing plant
shimpan bucho
shoal of fish
Spanish juice
ST_doing-and-achieving_hurrying-and-doing-things-quickly
stability at small angles of inclination
steam-air activation
stomacher
strain-gauge sting
struck sender
subnival belt
supplementarylens
sweet juice
symboles
syringocystadenoma papilliferum
taco bumpers
ten four
tonofibrilla
Toypsinum
trachelalis
trake
ungainliness
union representatived
vitel
weight-tonnage
wind abrasion