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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(172) / 评论(0) 分类 VOA标准英语2015年(十二月)

[00:00.80]When the atmospheric concertrations [00:03.16]of these gases increase, however, [00:05.84]more heat is trapped and the Earth's [00:07.92]temperature rises. [00:10.37]Over the last 100 years, [00:13.01]the global average temperature [00:15.1

发表于:2018-12-13 / 阅读(196) / 评论(0) 分类 北师大版高中英语模块8(选修)

MICHEL MARTIN, HOST: Mars is about to get a new visitor from Earth tomorrow. If all goes well, a NASA probe called InSight will land near the Martian equator. Its mission is to study the interior of the planet. But, before it can carry out its missio

发表于:2018-12-18 / 阅读(167) / 评论(0) 分类 2018年NPR美国国家公共电台11月

A: What classes have you taken so far? B: I've been working on my GE classes. A: Is that all? B: That's it for right now. A: What about your other classes? B: I'm working towards transferring schools. A: Which classes have you finished already? B: I'

发表于:2018-12-26 / 阅读(224) / 评论(0) 分类 转学-Transferring to a Universit

Using science as a guide, we attempt to recreate the final moments of the dinosaurs. 我们以科学为指引,试图重建恐龙的最后时刻。 The first effect was the impact itself. 第一个效果是撞击本身。 So when a 10-kilometer diam

发表于:2018-12-28 / 阅读(138) / 评论(0) 分类 侏罗纪搏击俱乐部

Broadcast: Jan 21, 2003 By Gary Garriott Drying food is a simple, low-cost way to keep food safe for eating. Drying removes water that small organisms use to break down food into other substances. Som

发表于:2019-01-02 / 阅读(200) / 评论(0) 分类 VOA2003(上)-社会广角

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(227) / 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(163) / 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(204) / 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(184) / 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(175) / 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(229) / 评论(0) 分类 2015CRI中国国际广播电台

When summer hits, I dread jogging outside. But a study finds that elephants can be in true danger in the heat. As creatures get bigger, they have smaller surface area to body volumn ratios. Fully-grown Asian eleplants thus pack a lot of mass into a b

发表于:2019-01-20 / 阅读(175) / 评论(0) 分类 Scientific American(五)月

今天我们要学的词是heat。 大家都知道heat是高温的意思,那么不难想象,引伸一下,heat也可以理解为压力。还有两个多星期,美国2008年总统大选的初选就要拉开帷幕了。 Democratic leading candid

发表于:2019-01-20 / 阅读(176) / 评论(0) 分类 英语每日一词

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(218) / 评论(0) 分类 科技之光

AGRICULTURE REPORT - Solar Food Dryers By Gary Garriott Broadcast: Tuesday, March 01, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Drying food is a simple, low-cost way to keep

发表于:2019-01-30 / 阅读(154) / 评论(0) 分类 农业与发展

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(191) / 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(160) / 评论(0) 分类 好听的英文歌曲

MILAN, Jan. 12 (Xinhua) -- Inter Milan midfielder Wesley Sneijder said on Saturday that he will make up his decision wheter or not accept Galatasaray's offer by Monday. I'm fine. It is a big decision I have to take, so I don't think it will be made b

发表于:2019-02-09 / 阅读(215) / 评论(0) 分类 英语新闻

We might not be alone in the universe. Actually, it may be confirmed as a very crowded place by new computer models developed to help identify habitable planets. Estimates of places that can sustain life have been based on the likelihood of them havi

发表于:2019-02-13 / 阅读(127) / 评论(0) 分类 英语听力精选进阶版
学英语单词
acanthoceratids
accidental eeror
ae.com
Akwa'ala
Alfol process
antiemetic drug
asymmetrical sweep
Auneuil
back impact
balance form of profit and loss statement
Bardoux, L.
be caught unawares
bleeding time test
body pillow
bread
Charleroi à Brussels, Can.de
colindale
Collision Caused by Force Majeure
continuous-current test
copper constantan thermocouple
crack babies
DWIM
dynamic material accountancy
Easter egg roll
echoey
fameless
feeding trough
file systems
first australians
foreign intelligence surveillance courts
G gas
gamble sth away
gaussian semigroup
go-carts
gravitational slip
ground vehicle mine dispensing system
haddad
her-self
hypochaeris microcephala albiflora
impulse-momentum equation
inorganic colloid in seawater
interregional transportation
laconicism
linguss
long-distance traffic
lumirubin
magnetic file
make head
mendham
mideddies
molded disc
multi-layer capacitor
multipleseries
Narsdorf
Nepeta hemsleyana
non deforming tool steels
non priority objective
non resident taxpayer
olfactory coefficient
out-townships
partition-wall
physiographic stages
postejaculatory
press-off
price-pegging
proto type design
pyra-maleate
rackoone
radial-flow sedimentation tank
radionucleotide
received polynomial
reciprocal virtual work theorem
recursive function
reguliersgracht
rotor pitch
row-crop
safety-net
sangita
scapharca globosa ursus
scapophyllia cylindrica
seven-one
skimming tool
sloped curb
spatial filtering method
sphyraena acutipinnis
stage pressure coefficient
stripper tungs
syngenite
tarsia
telegramlike
to excite
trading cheque
union of workers in education
us soldier
Venice Project
vestibules
walking encyclopedia, walking encyclopaedia
warming oven
wave dispersion
wearing resistance
woolly daisies
write access