紊流阻抗

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(64) / 评论(0) 分类 VOA标准英语2015年(十二月)

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(142) / 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(98) / 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(124) / 评论(0) 分类 VOA标准英语2008年(九月)

Ever wander through a supermarket and past the open refrigerated cases that house cream cheese, butter and OJ? The refrigerated shelves are protected by jets of air that blow across the front. These jets form an air shield to keep the warm air out. T

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 Scientific American(十一)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(68) / 评论(0) 分类 VOA标准英语2012年(一月)

Economic Turbulence Forecast for 2012 There are encouraging signs for the world's largest economy as 2011 comes to an end. American consumers are spending more, the housing market is improving, and employers are laying off fewer workers. But the unre

发表于:2019-01-13 / 阅读(65) / 评论(0) 分类 VOA标准英语2011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(111) / 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(86) / 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(82) / 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(67) / 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(130) / 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(60) / 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(94) / 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(76) / 评论(0) 分类 好听的英文歌曲

The Made in Germany brand is alive and well at BMW, which recorded another sales volume record in the third quarter. But concerns about China's economy dominate and the uncertainty could prompt a weakening outlook. 就宝马(BMW)的情况而言,德国

发表于:2019-02-06 / 阅读(43) / 评论(0) 分类 英语新闻

By Gary Thomas Washington 18 December 2007 For Pakistan, 2007 was a year of unrest and political turmoil. After seven years in power, President Pervez Musharraf faced the first direct and sustained challenges to his rule from armed Islamic groups and

发表于:2019-02-08 / 阅读(79) / 评论(0) 分类 VOA常速英语2007年(十二月)

You! Save it. We don't have the luxury of indulging in vendettas. 是你!省省吧。我们可没空让你复仇。 Ba! Shado. You led Fyers right to us, you coward! 爸!莎朵。你指引法尔斯找到了我们,你这懦夫! Fyers was about

发表于:2019-02-17 / 阅读(64) / 评论(0) 分类 绿箭侠第一季

Part2 Important Words and Phrases 延伸词汇短语 1.economy class 1.经济舱 2.business class 2.商务舱 3.first class 3.头等舱 4.inflight movie 4.机上电影 5.lavatory 5.洗手间 6.occupied 6.(洗手间)有人使用 7.vacant 7.(洗手间

发表于:2019-02-27 / 阅读(134) / 评论(0) 分类 实境旅游英语

If FL240 not available, we accept FL220. 422. 如高度240不可用,我们接受高度220。 Cleared to leave A1 via BKM VOR, maintain FL230 while in controlled airspace. 423. 可以经由BKM VOR台离开A1,在管制空域保持高度230。 Confi

发表于:2019-03-10 / 阅读(183) / 评论(0) 分类 飞行员英语900句
学英语单词
affirmative defence
anterior ligament of malleus
arch bar truck
artic pole
automatic system reconfiguration
banqueting hall
base cavitation
beitz
bucket-wheel loader
caespitosus
canon in unison
capitalistic commodity economy
car fare
cervical cancer
chrom-
conveyer apron
cryptosynarthry
daily liveweight gain
dechristianizes
Desor's larva
display file handler
dominance order
down stream injection system
E scan
effectuable
equipotential line spacing
ethylketol
family Kasuwonidae
finished goods warehouse
fuel pit support structure
gated radiometer
graduated ware
Guesdist
hebetates
heilbrun
hemming machine
high power screw press
hydraulic cavitation
i-bringe
immediate-decision
Impatiens gasterocheila
induction height survey through shaft
instructional processes
JLSB
Karo syrup
kazanluk (kazanlak)
leakage detector
linear spark counter
link access procedure (lap)
lithium hydrate
lock - up garage
loparite- (ce)
mcgrady
mineral mixture
mystagoguery
overleap oneself
oviductus lateralis
paucispecific
PBSF
phylum Entoprocta
pillow cover
polypepsia
Pseudosaccharomycetaceae
pulp grading equipment
pulse timer
raised foredeck ship
ramp deck
rapid-traverse
rotor slot
saddle type grip
sample-baseds
schizosaccharomyces taito
selected individual
selenoxo
Sittard
skimmer brick
staffmen
star glacier
star query
subsidiary level
successive cancellation
supermilitants
supernotes
sympathetic embryonale ganglioma
taken out the trash
tattou
three-view drawing
traffic surveillance and control system
trewiasine
true variability
uncarting
under ... breath
uromantia
vacancy interaction
vastus muscle
voltage stabillizer
wall off
white lotuss
wide number duck
xenicidaes
Zolone
zoning code