空气循环阻力

Without air, there would be no fire. There would be no cars or trucks, since motors need air in order to work. Without air, there would be no wind or clouds. There would be no weather, as we know it.(

发表于:2018-12-01 / 阅读(324) / 评论(0) 分类 自考英语(一)78讲

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(162) / 评论(0) 分类 VOA标准英语2015年(十二月)

Walking in the Air 空中漫步 We're walking in the air 我们在空中漫步, We're floating in the 1)moonlit sky 在月光点亮的天空中飘浮。 The 2)people far below are sleeping 在我们飞

发表于:2018-12-13 / 阅读(176) / 评论(0) 分类 英乐时空

digital revolution 数 字 革 命 digit 数 字 (码 位 ), 数 位 digital economy 数 字 经 济 digital earth 数 字 地 球 digital subsistene 数 字 化 生 存 digital museum 数 字 博 物

发表于:2019-01-03 / 阅读(214) / 评论(0) 分类 电信英语

Matt and his wife lived in the country. Matt was very stingy and hated spending money. One day a fair came to the nearby town.

发表于:2019-01-03 / 阅读(286) / 评论(0) 分类 英汉幽默故事选读

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(217) / 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(152) / 评论(0) 分类 VOA标准英语2012年(一月)

Maryland Couple Makes Beautiful Objects From Recycled Circuit Board There is no shortage of recycled material for Debby Arem's creations. She uses everything, from pieces of scrap metal and electronic components, to computer circuit boards and chips.

发表于:2019-01-13 / 阅读(214) / 评论(0) 分类 VOA标准英语2012年(三月)

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(194) / 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(175) / 评论(0) 分类 VOA标准英语2015年(一月)

今天我们要讲几个在美国总统大选的竞选阶段常会用到的习惯用语。美国总统大选每四年举行一次。在大选年的前一年,准备竞争本党总统候选人提名的人士就已经在各州积极展开竞选活动了,

发表于:2019-01-16 / 阅读(241) / 评论(0) 分类 美国习惯用语

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(163) / 评论(0) 分类 2016年NPR美国国家公共电台10月

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(221) / 评论(0) 分类 2015CRI中国国际广播电台

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(182) / 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(150) / 评论(0) 分类 好听的英文歌曲

TUNIS, March 24 (Xinhua) -- Elena Svitilona of Ukraine won the la Marsa Open after beating Bulgaria's Isabelle Shinikova 7-6, 7-6 in the final on Saturday in the north of the capital. On Friday, Svitilona easily defeated Tunisian hopeful Ons Jabeur,

发表于:2019-02-06 / 阅读(216) / 评论(0) 分类 英语新闻

SYDNEY, Oct. 31 (Xinhua) -- Australia's airline Qantas planes will be back in the air some time on Monday afternoon after Fair Work Australia (FWA) ruled to terminate Qantas industrial action, local media reported on Monday. Tens of thousands of pass

发表于:2019-02-07 / 阅读(169) / 评论(0) 分类 英语新闻

I Need Air Magnetic Man Electrify my body And you're makin' me feel Like I'm so electric Everything you do is makin' me Blow Blow Blow Don't know what to do about it Can't see how I'd live without it All I wanna do is just Know Know Know You suffocat

发表于:2019-02-11 / 阅读(185) / 评论(0) 分类 好听的英文歌曲

Matt and his wife lived in the country. Matt was very stingy and hated spending money. One day a fair came to the nearby town. Let's go to the fair, Matt, his wife said. We haven't been anywhere for a long time.Matt thought about this for a while. He

发表于:2019-02-18 / 阅读(230) / 评论(0) 分类 趣味英语

今天我们要讲的习惯用语都有air这个词。大家都知道air是空气。早在十七世纪,意大利科学家伽利略发现空气似乎没有实质却有重量。后来人们进一步发现高山顶上的空气要比海平面上的空气

发表于:2019-02-18 / 阅读(249) / 评论(0) 分类 美国习惯用语
学英语单词
a home from home
ailloli
airflow pipe
allotraploid
animate thing
apocrines
arteriovenous oxygenation
auxometric
azotobacter vinelandii
branch process
brandywells
bring about something
broad-leaved forest
Bromus unioloides
byte operand
Colonel Sander's Kentucky Fried Chicken
Corneol
Ctesibius Of Alexandria
Cucullanus
cutoff statement
cyber warfare
D.A.V., DAV
denary number
diplochlmydeous
drying-out period
economic ministry
electric model of reservoir
elementaloid
Enrico Caruso
errco
erythroleukothrombocythemia
Faridpur District
flag leaf length
flop damper
furunculous
genus zoisias
Gouaix
gourment
Gowmal Rowd (Gumal)
Grass.
high society
hilites
hold true
Hong Kong flu
How the squares go?
immeasurability
implausibleness
interiorization
International Nuclear Industries Fair and technical Meetings
inventory stock rails
it's not brain surgery
Jacob,Francois
Kilwa Kisiwani
Kimmelstiel's disease
kragdadigheid
madalitso
mammillary
mata-mata
material requisties
measurement dimension
melting-rate
misspeaks
negative relationship
nitroalkene
northern firmoss
oh-dg
peace referendum
peziza vesiculosa
philonotis radicalis (palis) brid
pin punch
plate limiter
pnagus durabilis
porteri
Poulin-de-Courval, L.
practical microbiology
pulsating magnetic field
quadrati
rag gourds
remote elevation selsyn
ripped through
rotary planing
semiproduct
serial bubble store
short-sea trade
single-crystal film
skein
sociograph
span counter
Spleen Channel of Foot-Taiyin
superior to others
the same song
tonsillitide
totanine
traveler's tree
trouble oneself about
tuberal nucleus
tuning fork contact
upper air route (uar)
Uropolinum
weight tray
wheel-type aerator
why's